Home to the deepest rift anywhere on Earth.

The residents at this Yellowstone wildlife park will certify your cooler as "bear-proof."

Home to a timed geyser created by complete accident.

Three generations of intrepid collectors display their curious artifacts in a homemade museum right next to the caves they discovered.

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.

A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

The largest outdoor art gallery in the Northwest United States.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

Boise State's stadium was the first non-green football field in the world.

Jail from the 19th century that was built by inmates.

These black pillars of volcanic basalt seem to call mountain climbers with an unbreakable siren song.

Rare and gorgeous birds abound in this protected wildlife sanctuary.

A petroglyph map of the upper Snake River carved by prehistoric hunter-gatherers.

Birdhouses, peacocks, animal sculptures, and a graveyard are all found along this eclectic nature trail.