Featured Tour
Mayan Ruins and Exquisite Haciendas
You'll stay in the loveliest of accommodations, visiting famous Mayan ruins and some of the best examples of 16th century churches in Mexico. It traces development of ecclesiastical architecture in the New World, which grew from the desire to demonstrate Christianity's "superiority" to native religions.
Southwest USA
Archaeology of the Southwest
In the company of expert archeologists, visit some of the most dramatic and inaccessible sites in the four-corners area, including Chaco Canyon and other Anasazi ruins. More Info»
Bolivia/Peru
In the Footsteps of the Inca
Starting at Lake Titicaca, the tour traces the emergence of the Inca. Between La Paz, Bolivia and Lima, Peru, stops include Cusco, Machu Picchu, and Cajamarca. More Info»
Colorado, USA
Dynamics of Climate
Changes and variations in climate are explored with experts at NOAA, ENCAR and USGS. See behind the scenes, hear scientist's secrets, and discover ice cores nearly a million years old. More Info»