There are alot of great caves in the US but there is a hot debate over which one is better Mammoth Cave or Carlsbad Caverns.

Subscribe to our free newsletter for access to the world's best-kept travel secrets ... and it's also got some pretty cool rock formations. Out in western Kansas, you can visit an uncrowded ...

Although Sedona is surrounded by towering red rock formations, many recent visitors recommend a trip to the official Red Rock State Park specifically to see Cathedral Rock – one of Arizona's ...

A heavy mist rolls over the cold beauty of rock formations in San Joaquin, Iloilo, Philippines on January 2, 2014. (Eduardo S. Seastres) Want to see your images in our Photo of the Day posts? Use ...

(Maura Fox / The San Diego Union-Tribune) Smatterings of rock formations become visible in the distance around the 3-mile mark, and after a final push up a small hill, hikers will reach Eagle Rock.

The trip is worthwhile for the views of scenic spots not visible from land and the scores of exotic rock formations along the way. Oshima, the largest of the islands off the Echizen coast ...