Iran's folded rocks are a colorful formation that is part of the Greater Caucasus mountains, which formed when the Eurasian tectonic plate collided with the Arabian plate millions of years ago.

While Athens and Sparta dominate the history book, there are lesser-known ancient Greek city-states that contributed to Greek ...

Palmyra was considered one of the world's most intact ancient Roman sites. ISIS blew up many key monuments of this storied ...