New Ways to be Engaged, Energized, and Inspired—Smithsonian Active Journeys with Mountain Travel Sobek—Our collection of Active Journeys features a variety of ways to experience the world more actively. Working with Mountain Travel Sobek, top adventure travel specialists, we offer you 11 small group tours infused with active outdoor features. With no more than 18 participants, each trip is an intimate, enriching journey. Walk amid the vineyards and hillsides of Tuscany and savor gourmet meals. Hike the dramatically beautiful and rugged coastlines of Scotland’s Hebrides and Highlands, stopping to meet the people who create Harris tweed and fine Scotch whisky. Take the long-awaited rafting trip in the American West as you raft and hike along the Middle Fork of the Salmon River. Or challenge yourself with a high-altitude trek in the Andes as you hike from inn to inn and experience Machu Picchu.