Modern architects are often left scratching their heads trying to figure out how some ancient structures were built, and not just the famous pyramids. This video explores the TOP 5 most enigmatic ...

Researchers have discovered two dozen ancient constructions hidden beneath the canopy in the Amazon rainforest basin. The constructions are earthworks built in the pre-Columbian era—meaning ...

No credible evidence supports claims of vast underground structures found beneath Egyptian pyramids Claims of new ancient structures discovered beneath the pyramids in Giza are greatly overstated.

Ancient structures believed to have been built by aliens have emerged as human or natural features, but their stories are no less fascinating.

Archaeologists Were Searching a Forest in the Clouds—and Found 100 Structures From an Ancient City The “people of the cloud forest” developed the high-altitude site ...

The main circular earthwork at Navan Fort in Northern Ireland measures roughly 130 feet in diameter. But archaeologists surveying the site have found signs of even larger structures that may have ...