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Chile Earth and Sky

12 days from $10,990

A Stargazing Journey from Santiago to the Atacama Desert

Home to vineyard-covered valleys and the driest desert on Earth, northern Chile is one of the best places in the southern hemisphere to observe the night sky. Delve into the wonders of astronomy, viewing cutting-edge telescopes on tours of major observatories by day and stargazing in some of the darkest skies in the world by night. Along the way, stay in seaside La Serena, sample pisco in the Elqui Valley, and encounter the geysers and volcanoes of the otherworldly Atacama Desert.  

Land Journeys
Special Interest

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Highlights

  • World-class Observatories: Visit cutting-edge observatories and learn about the innovative optical instruments that promise to revolutionize our understanding of the universe. Visit the renowned Las Campanas Observatory, future home of the Giant Magellan Telescope and tour the Vera C. Rubin Observatory, high atop the Cerro Pachón ridge. In the Elqui Valley, the world’s first International Dark Skies Sanctuary, stargaze with a guide using telescopes and the naked eye at the El Pangue Observatory.
  • Santiago: Stay in the lively Lastarria neighborhood, home to art galleries, cafes, and restaurants and experience the city’s landmarks such as the Museum of Pre-Columbian Art, Parque Forestal, and Plaza de Armas. Dine on fresh local cuisine and sample the amazing culture of this diverse city.
  • La Serena and Elqui Valley: Spend two nights in La Serena, an appealing beach town that dates back to the 16th century. Venture into the picturesque Elqui Valley, visiting tiny villages tucked among vineyards and stopping at a distillery to taste Chilean pisco made from the valley’s grapes. Observe the cosmos in one of the darkest and clearest viewing sites on the planet.
  • Atacama Desert: From your base in the adobe village of San Pedro de Atacama, spend two full days discovering the otherworldly wonders of the Atacama Desert. Awaken early to watch the El Tatio geysers and fumaroles steam against the rising sun, observe flamingos on salt-encrusted lakes, visit sapphire lagoons set among simmering volcanoes, and sip an unforgettable sundowner overlooking the Valle De Luna.

Itinerary

To see itinerary, please click on an option below.

Days 1-2 — Depart for Santiago, Chile

Arrive in Santiago after an overnight flight and transfer to your stylish hotel, set among the lively shops and restaurants of the historic Barrio Lastarria. Meet your fellow travelers, Smithsonian Journeys Expert, and Travel Director for an orientation, followed by a festive welcome dinner at a nearby restaurant. (D)

Day 3 — Santiago

Discover the highlights and hidden corners of Chile’s capital city on morning walking tour. View the Palacio de la Moneda and the city’s massive cathedral, and stroll through the winding Parque Forestal. Then tour the Chilean Museum of Pre-Columbian Art to see an impressive collection of pottery, sculpture, and textiles from across the Caribbean and Latin America. Afterwards, have free time for exploring more and dinner independently. (B,L)

Day 4 — La Serena

A short morning flight brings you to La Serena, a seaside city founded in 1544. On a guided visit, see its long beaches, historic lighthouses, and lovely Spanish colonial architecture. Later, check in to your hotel and gather for a group dinner. (B,L,D)

Day 5 — La Serena and Las Campanas Observatory

In the morning, travel north by motor coach to Las Campanas Observatory in the Chilean Andes. Led by the Las Campanas Observatory Associate Director, tour the site, where two 6.5-meter Magellan optical telescopes are currently housed on the ridge. These telescopes are operated by a consortium of institutions which include the Harvard-Smithsonian Astrophysical Observatory. Las Campanas will also be home to the future Giant Magellan Telescope, one of only a few super giant Earth-based telescopes. Scheduled to open by 2029, it promises to revolutionize our view and understanding of the universe. Las Campanas has peaks rising more than 8,500 feet and is almost completely barren of vegetation due to lack of rainfall. These conditions, combined with clear nights, make it an ideal place to situate astronomical telescopes. Enjoy the evening at leisure back in La Serena. (B,L)

Day 6 — Elqui Valley and El Pangue Observatory

Journey into the Elqui Valley, the world’s first International Dark Skies Sanctuary—a narrow strip of lush vegetation that winds between steep, arid slopes. Learn about the wines produced here, as well as Chilean pisco, a brandy made from grapes. At Puclaro Dam, take in sweeping views of the valley, then continue to a distillery for a tour and pisco tasting. Stop to visit the quaint villages of Monte Grande and Pisco Elqui. Arrive at the hotel late in the day and sit down to dinner together. Then take a private van up to El Pangue Observatory for an evening of stargazing. (B,L,D)

Day 7 — Elqui Valley and Vera C. Rubin Observatory

This morning, depart for a private visit to the Vera C. Rubin Observatory perched high on a rocky ridge.* Containing the largest camera ever built, the Rubin observatory has been continually scanning the sky for 10 years to create an ultra-wide, ultra-high definition time-lapse record of our universe. This 8.4 meter telescope at the observatory allows astronomers to take photos of the night sky in the hopes of gaining a better understanding of the mysteries of dark energy and matter. Tour the facility and get an insider’s look at how these huge complex machines function. Return to the hotel late in the afternoon and enjoy the remainder of the day at leisure. (B,L)

*Subject to confirmation

Day 8 — Calama / San Pedro de Atacama

Depart for Calama. Set on the Loa River in the Antofagasta region of northern Chile, Calama is known as a gateway to the Atacama Desert, the driest place on Earth. Venture into its surreal landscapes, where crimson canyons give way to turquoise thermal pools and shimmering salt lakes. Your destination is San Pedro de Atacama, an oasis originally settled by the indigenous Atacameños. This stunning spot, ringed by volcanoes and otherworldly geology, is your home for the next three nights. After time to relax and dinner, gather for a guided astronomy session on the hotel grounds. (B,L,D)

Day 9 — San Pedro de Atacama: Salar de Atacama

Spend a full day exploring this natural wonderland, beginning with the Salar de Atacama, the largest salt flat in Chile. In the middle of the Atacama Desert, the salt flat’s surrounding landscape is dominated by volcanoes, including Lascar, one of the most active in Chile. Take in views of Laguna Chaxa, a national reserve that is home to three species of flamingo, and stop in the village of Toconao, renowned for its church and belltower. Admire the vivid blue waters of the Miscanti and Miñiques lagoons, ringed by volcanoes, and visit the tiny hamlet of Socaire, where a typical Altiplanic lunch will be served. Return to the hotel in the late afternoon for some free time and dinner on your own. (B,L)

Day 10 — San Pedro de Atacama: El Tatio Geysers and Valle de la Luna

Early risers travel before dawn to El Tatio Geysers to witness a spectacular sunrise. El Tatio is also the third largest geyser site on Earth with more than 80 gurgling geysers and 100 hissing fumaroles. Enjoy a picnic breakfast as the sun rises over the High Andes and witness the breathtaking sight of columns of steam rising from the ground. Following free time in San Pedro de Atacama, travel to Valle de la Luna, a geologic wonderland of stone and sand formations, as well as dry lakes and caverns. Sip an unforgettable “sundowner” watching the setting sun setting sun infuse the scenery with changing colors. Celebrate our stargazing journey at a special farewell dinner. (B,D)

Days 11–12 — Depart for the U.S.

After a leisurely morning, transfer to the airport in Calama and fly to Santiago to connect with your flight to the U.S, arriving the following day. (B,L)

Included meals are denoted as follows: Breakfast (B), Lunch (L), Reception (R), Dinner (D)

Dates & Prices

Click on the departure date to see pricing. Click the for more information.

Dates

Availability

Price

Oct 3 - 14, 2026
Available
from $10,990

Occupancy Double Single
Price $10,990 $12,890

Because of the complex logistics of this program, a deposit of $1,000 per person is required to reserve your space. Three in-country, economy class flights are at an additional cost, approximately $650 per person. These air arrangements will be made by the tour operator, guests will be invoiced separately, and provided air tickets while on tour.

Prices are based on rates of exchange, airfare & fuel (where applicable), tariffs, taxes, and other costs as of the tour publication date. We reserve the right to correct errors and to increase program prices to cover increased costs, tariffs, and taxes received after prices are published and to reflect currency fluctuations.

Experts

Departure: Oct 3 - 14, 2026

Richard Wainscoat

Astronomer

Richard Wainscoat is an astronomer at the University of Hawaii. He grew up in Australia, studying physics at the University of Western Australia, then receiving …

Richard Wainscoat is an astronomer at the University of Hawaii. He grew up in Australia, studying physics at the University of Western Australia, then receiving his PhD in astronomy from the Australian National University. He was attracted to Hawaii by the excellent observatory sites on Mauna Kea and Haleakala, and the powerful telescopes that are located atop those mountains. He began his career by studying the structure of galaxies, then later switched fields to study Near-Earth Objects. Near-Earth Objects are asteroids and comets that come relatively close to Earth. Impacts from larger objects will have catastrophic consequences to life on Earth, so worldwide efforts are now being made to find any objects that may hit Earth in the future so that they can be deflected. He now leads the Near-Earth Object search program with the Pan-STARRS telescopes on Haleakala. Pan-STARRS is presently the leading discoverer of Near-Earth Objects, and also discovers more than half of all new comets. He is also a photographer and an astrophotographer.

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Departure: Feb 27 - Mar 10, 2027

Steven Williams

Planetary Geologist

Dr. Steven H. Williams is a planetary geologist and an expert in solar system science. He has conducted fieldwork in numerous locations from the American …

Dr. Steven H. Williams is a planetary geologist and an expert in solar system science. He has conducted fieldwork in numerous locations from the American Southwest to Antarctica, and has considerable experience in Mars analog laboratory work. During his 15 years at Smithsonian’s National Air and Space Museum (NASM), Steven held a number of posts, including Chair of the Education department. He created, managed, and delivered a wide variety of programs, hosted live Planetarium shows, helped create several award-winning educational videos, and contributed significantly to the design and content of museum’s new Exploring the Planets gallery. Steven is particularly skilled in designing and delivering educational programs that make complex scientific topics understandable to any audience. 

While at NASM, Steven was recruited by NASA to serve a two-year detail assignment at NASA Headquarters, where he created and delivered a number of outreach programs and products for launches, landings, science conferences, and other events.  He created the database for NASA’s SPACE365 app, which links space exploration milestones with their historical setting, as well as the definitive Mars exploration “batting average” spreadsheet, which showcases just how difficult Mars exploration has been. 

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Tour Details

Accommodations

Hotel Cumbres Lastarria
Santiago, Chile

Located in the heart of the Barrio Lastarria, known for world-class museums, fine shopping and a wide range of restaurants and cafes, the 70 room Hotel Cumbres Lastarria offers a comfortable respite from the bustling city. Guest rooms are spacious and well-appointed featuring Chilean art along with modern baths with luxurious bath amenities. There is a comfortable lounge for afternoon and evening refreshments as well as a restaurant.  

Hotel Club La Serena
La Serena, Chile

The Hotel Club Serena is located directly along the coast and features 96 guest suites. Guests rooms are spacious and comfortable and feature complimentary Wi-Fi, generous work areas and private baths. There is a full service restaurant, outdoor pool and small fitness facility on-site.

Terral Hotel & Spa
Vicuña, Chile

Situated in the heart of Vicuna, the Terral Hotel & Spa features a charming colonial adobe façade and quaint interior gardens. The hotel features comfortable and well-appointed guest rooms with private baths. There is a restaurant, roof-top outdoor patio and lounge and a spa (additional fee for services) on site. 

Hotel Cumbres San Pedro de Atacama
San Pedro De Atacama, Chile

The Hotel Cumbres - San Pedro de Atacama is an oasis of luxury and refinement in the midst of the Atacama desert. Stunning architecture is based on the indigenous Ayllus or Atacama peoples. Comfortable, spacious guest rooms feature intricate wood and stone details with sitting areas, expansive private terraces with outdoor showers and beautiful desert views. There are two gourmet restaurants, two lounges, and a wine cellar. The hotel features expansive gardens, three outdoor pools, and hot tubs, while a spa area has saunas, treatment rooms, and a full fitness center.

Activity Description

Expectations: This is an active program with a faster pace, some early morning departures, several hotel changes, some longer motor coach rides (up to 2 hours) and three in-country group flights. Some roadways, especially in the Atacama, are packed dirt and can be bumpy at times. Excursions feature walks of approximately one to two miles and will sometimes be over dusty, rocky and uneven terrain. Some walks will be at high altitudes with pauses to observe and discuss. All hotels are located at comfortable altitudes. Since this trip visits some very remote areas of Chile, flexibility is required concerning timings and weather. Expect warmer days, a very dry climate, strong sun and cold nights, especially in the desert. We will provide you with notes on temperature/weather, what to expect and a list of packing suggestions with your Pre-Tour documents.

  • Santiago: 1,870 feet
  • National Astronomical Observatory of Chile: 2,799 feet
  • El Pangue Observatory: 4,850 feet
  • Gemini South Observatory: 8,980 feet
  • Las Campanas Observatory: 7,487 feet
  • San Pedro de Atacama town: 7,900 feet
  • Salar de Atacama: 7,545 feet
  • Chaxa Lagoon: 14,763 feet
  • Valle de la Luna: 8,202 feet
  • El Tatio geothermal field: 14,170 feet

Appropriate for: Travelers who are physically fit, lead active lives, are comfortable with visiting higher elevations, and participating in long days of activities. Please note that many of the included excursions will visit high elevations, especially when in the Atacama. Guest may always opt to remain at the hotel for time at leisure. We recommend checking with your physician prior to registering for this trip if you have any concerns about traveling to higher altitudes.

Reading List

*As an Amazon Associate, Smithsonian Journeys earns from qualifying purchases.

Highly Recommended

Stargazing: Beginners Guide to Astronomy
By: Royal Observatory Greenwich, Topalovic, Radmila, Kerss, Tom
Chile - Culture Smart!: The Essential Guide to Customs & Culture
By: Perrone, Caterina, Culture Smart!
DK Chile and Easter Island: Must-See Sights. Culture & History. Detailed Maps & Tours. Covers Santiago, Valparaíso, & more (Travel Guide)
By: DK Travel
The Chile Reader: History, Culture, Politics (The Latin America Readers)
Smithsonian Atlas of Space: A Map to the Universe from the Big Bang to the Future
By: Launius, Roger D.

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Chile: Conversation with Winemakers (Conversations with Winemakers)
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My Invented Country: A Memoir
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Travels in a Thin Country: A Journey Through Chile (Modern Library (Paperback))
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Imagining the Atacama Desert: A Five-Hundred-Year Journey of Discovery
Buy Imagining the Atacama Desert: A Five-Hundred-Year Journey of Discovery on Amazon.com ✓ FREE SHIPPING on qualified orders
History of the World Map by Map
By: DK

Travel Insurance

For the convenience of our travelers, Smithsonian Journeys includes a basic medical expense and evacuation plan through Trip Mate, a Generali Global Assistance & Insurance Services brand, at no additional charge. This plan provides post-departure Medical and Dental coverage of $250,000 per person and Emergency Assistance and Transportation coverage of $1,000,000 per person (U.S. Residents Only). Note: For full details regarding these coverages please review the following Plan Documents here.

In addition, we recommend that travelers purchase a travel protection plan to help protect their travel investment from unforeseen events such as cancellation due to illness, flight delays due to adverse weather, baggage loss, and more. For your convenience, Smithsonian Journeys offers an optional Travel Protection Plan administered by Trip Mate, a Generali Global Assistance & Insurance Services brand. For those interested, optional "Cancel for Any Reason" coverage is available for an additional charge. Note: Certain eligibility requirements apply and Cancel for Any Reason coverage is not available to New York residents. For full details regarding this coverage please review the following Plan Documents here.

To learn more about the Travel Protection Plan, you may visit https://www.generalipartner.com/smithsonianjourneys or call the administrator, Trip Mate, a Generali Global Assistance & Insurance Services brand at (866) 501-3252.