another to an area near the fortress, and a third to an area known as Callispuquio. The Peru Archaeologists Association said that the tunnels were created by the Inca people. They first dug ...

Learn possible explanations of ancient engineering marvels through modern-day attempts to recreate aspects of Stonehenge, a Roman Colosseum, an Inca fortress, and Egyptian obelisks. Find out about ...

Discover the Sacred Valley, hike to Ollantaytambo’s Inca fortress, and marvel at the Moray terraces and Maras salt pans. Trek the Short Inca Trail to Machu Picchu, witnessing breathtaking views from ...