The largest island on the great salt lake is home to curious creatures and strange stories.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

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

During World War II, over 13,000 people of Japanese ancestry were forcibly removed from their homes and incarcerated in this camp in the Idaho desert.

A lava tube cooled to form this long tunnel that stays chilly even at the height of summer.

Cross the Continental Divide through an old railroad tunnel, and ride back to the top on a shuttle.

A former sanitarium where soldiers were sent to recover in the healing waters of hot springs.

One of the "twins" in these falls on the Snake River was sacrificed for hydropower generation in the 1930s.

An impressive waterfall nestled in the cliffs of Idaho's Snake River Canyon.

This underground cave located in the most barren reaches of Idaho is filled with ice year-round.

This combination shop and museum is filled with curious items and artifacts.

Tucked away on a scenic trail, a modest memorial honors one of the greatest writers of our time.

Supposedly Satanic numbers adorn this preserved submarine sail.

The secluded site of a 1943 plane crash and amazing rescue is only accessible by hiking through the woods.

A creek tumbles over a series of step-like rocks to create this scenic water feature.

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

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

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

This oddity shop contains everything from antique tools to a human skeleton.

A museum dedicated to the history and art of staying clean.

This set of hot springs also comes with fantastic views.

It was once used as a classroom to teach mining skills to local high school students.

After this former brothel closed, its interior remained almost frozen in time.

The mayor made the declaration in 2004.