With many mysterious ancient sites in the US worth visiting, it's likely we'll keep seeing new baffling discoveries. Each of these unusual ancient finds represents a unique window into America's ...

Mysterious staircases and historical debates ... a trail of illuminating breadcrumbs for archaeologists to follow. New sites and artifacts are found all the time, revealing forgotten secrets ...

Archaeologists working with the Israel Antiquities Authority recently uncovered what they believe to be a site of ancient ritualistic ... been used as an altar. Mysterious V-shaped marks carved ...