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...

Photographs, illustrations, and text explore a number of ancient stone circles found around parts of England, France, Scotland, and Ireland.