A classic red phone box converted into an informal village library.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

A tribute to Ponce de Leon's supposed quest for eternal youth.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

Hamburgers are intensely proud of their tunnel beneath the river.

An interesting look into 18th-century American history.

The location where the American Revolution ended.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

After this historic church was destroyed by World War II bombing, its blackened shell was left standing as a monument.

If you fly into Edinburgh Airport, it's possible to spot this prehistoric site without even getting off the plane.

Final resting place for the Triangle Shirtwaist fire’s unidentified victims.

A burial ground of rusting metal grave markers.

The most radioactive spot in New York City can also fix your muffler.

A peculiar forest that was handcrafted for government experiments.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

World's smallest skyscraper, the product of a remarkable con.

At the largest railway museum in the United States, you can see everything from an early steam engine to a functioning Thomas the Tank Engine.

The majority of the museum's large collection is held in a storage space open to the public a few times a year.

A mental health hospital dating back more than 139 years, now features a museum.

This overlooked street light once served as a KGB dead letter box.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Designed to resemble foreign architecture, this mosque-looking structure was used to pump water to a royal fountain.

If you visit the burial place of King Frederick the Great, you'll likely find a couple of potatoes sitting on his tombstone.