Sacsayhuamán’s massive zigzag walls are built from megalithic stones fitted with a precision that does not match known Inca ...

Question: I've heard that there are stone walls on Easter Island that look very much like the Inca stone walls. Have you seen them, and do you know if there is any evidence on Easter Island about how ...

NOVA: What was your first impression of Machu Picchu? Ken Wright: When I arrived in 1994, my first visit ever, I was blown away by the view of Machu Picchu itself and also by the surrounding territory ...