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.

Rugged rocks and deep canyons along the Rio Grande are among the park's most striking features; wetlands and springs add to the park's biological diversity. Visitors can explore the rugged trails, ...

Then, you get up to Castle Rock, and it’s rugged. For the parks that I work with, Castle Rock is very cool. It’s a whole different environment.” For my hike, I took the Saratoga Gap Trail to ...