The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

A technicolor place of worship for Elevationists.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

A whimsical folk art garden full of punny pieces and a diorama containing 3,500 toys.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

Elvis's own personal tropical hideaway.

Giant novelty guitars now mark the spot where Robert Johnson is said to have sold his soul to the devil.

The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

Eight feet in diameter and more than 24 feet around.

America's smallest town is run by its single citizen/mayor/librarian/bartender.

An experimental, automotive replica of Stonehenge.

This California artist's front yard acts as a gallery for his unique, scrap metal animal sculptures.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

This public space is speckled with the eerie remnants of a defunct amusement park.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

After covering almost 1.5 billion acres, the survey's still not finished.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

An American flag was erected for every day that passed during the Iranian Hostage Crisis.

This historic bridge has weathered fires and floods and still stands, now abandoned, where it has stood since 1874.

This quirky Arkansas wax museum does not shy away from the macabre and the grotesque.

A pop-culture attraction outside of Dyersville, Iowa, hits a home run.