Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

This private residence was the template for one of the most beloved television homes of all time.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A reproduction of earth's many biomes.

A sharp bend in a dramatic river canyon cut through red rocks.

Most-visited and most-photographed slot canyon in the American Southwest.