Throughout the course of history, human beings have built incredible monuments and mysterious buildings to mark the passing of time, to track the movements of the heavens, and to honor and glorify their gods and kings. In this program, "Ancient mysteries" takes a globe-spanning journey to some of the most extraordinary and moving of these famed sites. From the massive temples at Machu Picchu to the megalithic statues on Easter Island, this is an up-close...

Retraces some of the world's most ancient, meaningful and challenging religious pilgrimages. Viewers travel alongisde contemporary seekers as they explore breathaking locations, fascinating history, and ancient religious traditions.

"An award-winning author and veteran mountain climber takes us deep into the Southwest backcountry to uncover secrets of its ancient inhabitants. In The Lost World of the Old Ones, David Roberts expands and updates the research from his 1996 classic, In Search of the Old Ones. As he elucidates startling archaeological breakthroughs, Roberts also recounts his past twenty years of far-flung exploits in search of spectacular prehistoric ruins and rock-art...