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

A nearly abandoned 19th-century town on the Palouse.

This small, rural pioneer cemetery is full of interesting grave markers.

A Roman-style column in Oregon hides a spiral staircase inside.

A giant sculpture dedicated to a staple of South Bend food culture.

A quirky old tree covered in tokens, cans, and bottles of wishes.

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

Incredible sculptures inspired by obscure passages from the Bible.

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

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

An impressive collection of over 50,000 minerals including moon rock from the Apollo 17 mission.

An enthusiastically interactive mining museum that won't let black lung ruin the fun.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

A house turned museum is the real-life "home" of the fictional main character of The Wizard of Oz.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

Despite the ever pressing encroachment of urban sprawl this grand New Orleans manse still stands.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

The Ozarks' strangest dwelling.

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

Twenty-year effort to raise a castle using tools and techniques from the 13th century is now abandoned in the Arkansas woods.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

This Lady Liberty is the oldest replica of its kind outside the state of New York.

On the side of Arkansas' Great River Road stand the remains of a forgotten World War II POW Camp.

Three markers installed over the course of 140 years mark the point where Arkansas, Missouri, and Oklahoma converge.