A tiny nondenominational church harkens back to the days of the first homesteaders in the region.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

The only retired U.S. nuclear missile silo that is open to the public.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

Four, 18-foot-tall badminton shuttlecocks lie scattered about the lawn of a Kansas City museum.

This abandoned prison castle has become an imposing gallery of graffiti art.

Community bookshelf of 25-foot-tall book spines.

A popular rock that acted as a waymarker for American pioneers.

One man's ambition created this psychedelic log home.

This prison-turned-museum is a remnant of the Old West's grizzly, violent past.

The same security that protects our nukes accidentally protected a gentle herd of antelope.

The remains of the dam that unleashed a 15-foot wall of water on Denver.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

The largest source of fossilized insects anywhere.

An entire city block built completely out of petrified wood.

The first declared National Monument in the United States.

The highest point in South Dakota contains the ashes of Valentine McGillycuudy, the "Holy White Man."

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

One of America's first dinosaur parks gives a window into Depression-era paleontology.

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

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

A cemetery housing wild west legends in South Dakota.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.