The remnants of a creative early method of wildfire prevention.

This abandoned horse racing track was an exercise in hubris from its inception.

A former department store turned into a quirky restaurant.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

The first permanent memorial to a unique secret weapon of World War II.

The great American road trip, but smaller.

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Dramatic river bend surrounds a natural red-rocked pedestal.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

The fifth-longest natural arch in the world, and the longest outside China.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

The graveyard holds the remains of Irish immigrants who arrived in Queens after fleeing the Great Famine.

A collaborative art project that transformed a neighborhood in NYC's Queens.

Holding the most bodies of any cemetery in the United States.

A New York warehouse filled with an enormous amount of goods saved from the landfills and donated for creative use.

Two New York rooftops are home to the largest rooftop soil farms in the world.

A crumbling hospital from the 1850s on Roosevelt Island.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

Like a kitschy mirage in the Mojave, this eatery serves up classic 50s-style diner meals and a dinosaur sculpture garden.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.