A plaque commemorates the spot in the Oregon woods where the first-ever Geocache was hidden.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Where the famed daredevil attempted to launch himself across a canyon in a custom-built rocket.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

Home to the deepest rift anywhere on Earth.

An architect's childhood fantasy treehouse made real.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

This rustic old building is said to be the most photographed barn in America.

This town is home to the world’s largest arch constructed entirely of elk antlers.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

This historic national park is covered in the stunning ruins of red rock pueblos.

The location where the iconic movie character declared it was time to go home.

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

The unusual patterns in this rock formation result from two distinct modes of weathering.

A tunnel with windows, so you don't miss out on the impressive views.

The drama of nature in full effect in this Nevada State Park.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

The ghost town that ended up on Ebay.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

World-famous, Pink's still manages to keep its prized cult fetish status.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.