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

Home to a timed geyser created by complete accident.

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

The mayor made the declaration in 2004.

An Idaho legend carved out a cave village with his own two hands.

The largest outdoor art gallery in the Northwest United States.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

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

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

When in Idaho, sleep in a giant potato.

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

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

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

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

Sweet Willy, at 30 feet tall, is the world's biggest beagle.

This museum glorifies the humble potato.

Natural rock water slides hidden in the remote forests of northern Idaho.

Home to the deepest rift anywhere on Earth.

A huge musical instrument played by the ocean.

Home of mutant livestock.

This small museum contains fossils from an era when Kansas was underwater.

This museum houses artifacts from American adventurers and filmmakers Martin and Osa Johnson.

This roadside park filled with unusual statues is on the grounds of an abandoned railway station.

This century-old painting of a portly 10-foot-tall man spent years hidden behind plaster.