The world's only museum devoted solely to the art and collection of action figures.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

A home built with marble tombstones from the graves of 2,200 Union soldiers buried in a Virginia cemetery.

A collection of over 15,000 zines works to preserve DIY publishing culture.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

These boots are made for selfies.

This zombie-themed restaurant stands out in the heart of corn country.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

These ancient ritual mounds are our best window into the culture of the ancient Mississippians.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

Half of a house.

A peaceful, unique botanical garden complete with waterfalls, mini islands, and swans.

A giant donut stands as a popular symbol of Los Angeles iconography.

The first spinning jail built in the United States is the only one that still turns.

An enormous natural sandstone bridge in Kentucky.

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

Bonsai trees that are up to a thousand years old.

Strange beasts lurking in a garden are all that remain of a quirky, short-lived theme park.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

A little-known subterranean street runs under some of the best-known buildings in Chicago's River North.