If there’s one thing geology teaches us, it’s that nothing lasts forever, not even the dramatic rock formations of the American Southwest. That truth just got a stark reminder in Arches National Park, ...

Arches National Park is a red-rock wonderland and geological playground boasting thousands of natural stone arches, soaring pinnacles, massive fins, and balanced rocks scattered across a dramatic ...

This video shows an aerial view of a natural rock arch located along the coast in Es Pontàs, Mallorca, Spain, forming a bridge-like structure over the sea. The arch connects two rocky sides, creating ...