After retiring, Gary Pendergrass turned his yard into a wonderland of outsider art.

Created by Catalan artist Joan Miró in 1978 and made up of 350,000 tiles, this mural is the only large-scale glass mosaic the artist ever created.

The first "Hut" was actually a small brick building.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

A rainbow-colored house promotes LGBTQ rights across the street from the Westboro Baptist Church.

Topeka has its own great wall, and it's covered in colorful images from the city's history.

See the motorcycles that launched the stuntman to fame and the gear that saved his life.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

Community bookshelf of 25-foot-tall book spines.

The crumbling remains of the first Black-owned and operated hospital in Kansas City.

This giant green head remembers one of America's jazz giants.

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

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

A beloved, quirky little fountain featuring a large frog spitting water at a naked boy.

The farm where one of America's most famous folk artists created her paintings.

One of the oldest cemeteries in Vermont is the final resting place of soldiers, politicians, and a famous author.

The place where travelers of the Mohawk Trail forded the Deerfield River rather than pay the toll at the turnpike bridge.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

Locals purchased this abandoned quarry in order to make sure it continues to be overgrown.

The site of the first "historically true" UFO encounter in the U.S.

These conical kilns measure an impressive 30 feet in diameter, and were once used to produce charcoal for a local blast furnace.

This study room in the New York Public Library saw the creation of one of contemporary America's greatest traitors.

Hundreds of antique bank vault locks on display in New York City.

An extensive collection of fine art devoted to man's best friend.