The only geyser in the state of Pennsylvania is caused by pressure from an abandoned coal mine outside of the ghost town Centralia.

Construction uncovered this trove of fossils, which visitors are welcome to add to their own collections.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

According to local myth this cemetery is half evil spirits, half good—split down the middle.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Dozens upon dozens of boulders engraved with scripture tell the story of one man's troubled life.

For decades, it has disappeared and reappeared as water levels rise and fall.

Locals call this magical moss-covered walkway the "Emerald Path."

Cambria's most unique B&B features creative surroundings and fantastic food.

This Pringle-shaped ledge makes for the perfect photo op.

Spend a day hanging out with domesticated Russian foxes.

This former luxury resort in Kaua'i is now an abandoned relic.

Nature's biggest mammal swims in landlocked Oklahoma.

Circus cemetery for all the “showmen under God’s big top.”

This abandoned, windowless concrete block is one of the strangest buildings in Tulsa.

This giant mimetic milk bottle has encouraged Route 66 travelers to choose dairy since 1948.

A larger-than-life monument to the overlooked women who braved Western expansion and broke down societal barriers.

Over 50 historic windmills whir away at this outdoor museum.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

A natural rock formation believed to be a cure-all.

Standing at 21-feet tall, this space cowboy adds to the legacy of Route 66's muffler men.

One believer transformed a local curiosity into proof of Vikings on the Great Plains.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.