Lying on the northern outskirts of the city of Cusco in Peru, lies the walled complex of Saksaywaman (Sacsayhuaman). The site is famed for its remarkable large dry stone walls with boulders carefully ...

Explorers have stumbled upon what appears to be a massive stone doorway carved into the remote Dzungarian Alatau mountains of Kazakhstan, igniting widespread speculation about its origins. The ...