Wednesday, January 28 at 8 p.m.
Deep in the Cambodian jungle lie the ruins of Angkor, a marvel of urban engineering and seat of the once-mighty Khmer Empire.
New discoveries are revealing how this ancient metropolis was built, and what likely led to its devastating collapse.
Take a step back in time. See the earth as it once was. Meet creatures and people you could only dream of like Lucy, the 3.2-million-year-old fossil. With content presented by Arizona PBS, learn about ancient civilizations and enrich yourself with fascinating histories.
