These free-roaming horses were once destined to disappear from the land.

A speakeasy takes on Chicago's drinking culture.

Pyramid home to an obscure religious group that practices modern mummification.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

Fake subway tiles were installed to cover a design that resembled the Confederate flag—it's unclear if the resemblance was intentional.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

An exhibition space dedicated to American outsider art created between the 18th and 21st centuries.

Dinosaurs, magic, and wonder are hidden amid the forests of Allaire State Park.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

A modern zoetrope on the New York City subway.

The oldest surviving synagogue in New York City is now a soaring art space.

The largest puppetry museum in the United States houses the world's most complete collection of Jim Henson artifacts.

Metal water storage tank turned ethereal concert hall.

Over 1.3 million confiscated wildlife products fill this macabre menagerie of illegal animal specimens.

Discover the taste of mold.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

A museum dedicated to exhibiting remarkable outsider art.

This grand gothic brewery has been pumping out suds for over a hundred years.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

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

New York's oldest magic store.

Mysterious rocks that ring musically when struck.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.