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

This museum glorifies the humble potato.

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

This small museum is home to some of the oldest and best-preserved dinosaur specimens found in Montana.

A classic carnival ride that was carved to be untouchable.

Touch an actual dinosaur bone at this eclectic trove of Rocky Mountain treasures.

This tiny movie theater was the last one in the U.S. constructed in the Nuevo Deco architectural style.

A collection of huge, site-specific sculptures sitting in the Montana woods.

These giant metal horses graze on a hilltop near the Montana highway.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

With over 340,000 artifacts and counting, there is something for everyone, often called the "Smithsonian of the West."

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

This amazingly preserved Gold Rush town is a historian's dream.

The oldest extant wooden jail in South Dakota and possibly the United States. 

More than 7,000 gallons of water pour over these cascading red quartzite waterfalls every second.

This vintage train once gave new meaning to “swimming upstream.”

A relic of roadside lore and perhaps the first of its kind in North America.

Dedicated to the history of the 1,000 nuclear missiles that once covered the Great Plains.

This sculpture gallery is home to magnificent beasts made of scrap metal and found objects.

An entire city block built completely out of petrified wood.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

A fitting attraction for the corn capital of the world.

This replica stave church looks like a piece of Norway was simply plopped down in South Dakota.