Perhaps the world's only gas station inspired by a political scandal.

A stunning landscape of bunkers that once stored chemical weapons.

Nuclear reactor created the plutonium used on Nagasaki.

A 1940s nuclear reactor built to produce plutonium for the Manhattan Project.

The only Native American museum along the Oregon Trail, run by the peoples who have lived on the land for generations.

A bronze replica of half-consumed salt lick honors a quirky town tradition.

A towering tribute to decisiveness stands on the spot where Brigham Young and his followers decided that this must be the place.

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

This otherworldly church spire reaches up toward the heavens.

Witness to many historic moments in early Texas history.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

This quaint museum lets you take a ride on its antique carousels.

The oldest bar in Missouri is hidden within a limestone brewery cellar more than 50 feet underground.

A vineyard devoted entirely to an unexplored flavor frontier.

A small town garden is dedicated to a psychic dog with the most soulful eyes.

This art deco masterpiece was once a miracle spring mecca but is now simply a government office building.

This sacred space and gathering spot for the Wyandot Nation has been the surrounded by controversy and confusion.

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.

The fastest mail service in the west is tracked and memorialized along this 1,400 mile trail.

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

Site of the greatest known waterfall that ever existed.

The second oldest continuously operating bar in Louisiana.