One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

Home to the deepest rift anywhere on Earth.

This highest peak in Idaho can only be reached by traversing a formation known as "Chicken-Out Ridge."

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

An architect's childhood fantasy treehouse made real.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

A few dilapidated structures are all that remain of this deserted former silver mining town.

These century-old beehive-shaped kilns were built to produce charcoal for nearby mines.

A miraculous natural phenomenon known as "the spring that breathes."