Half of a waterfall goes into the river while the other half seems to disappear.

One of America’s oldest and spookiest hotels, thanks to the residency of ghosts, dead presidents, and Alfred Hitchcock.

A mapping error in the 19th century made loggers think this section of the forest was underwater.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

This ambitious attraction was the brain child of a lake resort impresario, and built by the WPA.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

This working class sculpture pounds his hammer all the livelong day.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

A glimpse into the "Logging Capital of the World" at a time when there was far more forest and far less machinery.

Native Americans built this circle of stones, which was used to predict astronomical events.

A museum within a museum, devoted to history's most questionable medical devices.

Every president in history is immortalized in bronze in downtown Rapid City.

Just a man taking his prehistoric pet for a stroll.

A fitting attraction for the corn capital of the world.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The only road through the heart of Glacier National Park.

The watery grave of an impractical idea.

An annual festival celebrating Colorado's most famous frozen corpse.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

Miraculous tree that seems to sprout out of solid rock.

The first declared National Monument in the United States.

A cemetery housing wild west legends in South Dakota.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.