The Desert Speaks
Sea to Sky: Along an Incan Road
Examine pre-Incan ruins before venturing to the skies for a view of the Nazca lines.
Latest in
Season 14
Sponsorship
The Desert Speaks
Ancient Andean Civilizations
Take a trip to La Paz, Bolivia. At 12,000ft it is one of the highest cities in the world.
The Desert Speaks
Monumental Dunes
Visit three groups of sand dunes located on public land in the United States.
The Desert Speaks
People and Their Prickly Plants
Take a look into the ways people collect and enjoy some of the oddest plants in the world.
America's Heartland
1401
Cattle auctioneers, Virginia cotton, Alabama watermelons, unusual tomato recipes.