This iconic 1,000-year-old medieval castle is a favorite of the film industry, most notably as the location for Hogwarts in Harry Potter.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

A gas station has taken the place of the home of the 19th American President.

First LEED-certified gas station in the United States.

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

It's beautiful, it's haunted and its claim to fame is that it's the oldest existing stone arch bridge in Australia.

On the outskirts of San Antonio, a small bridge is said to be the home of a mysterious local legend known as the "Donkey Lady."

The tragedy of the Japanese internment camps is remembered here by a stark "Soul Consoling Tower."

The site of an underground detonation of a megaton nuclear bomb in the middle of the Mojave Desert.

The first KFC is on the National Register of Historic Places.

The first "Hut" was actually a small brick building.

The cheese slicer may be a Norwegian invention, but the biggest ones in the world are found in Sweden.

Possibly the world's only drive-in movie theater with an attached motel.

Featuring the largest CinemaScope screen in Pennsylvania, this drive-in has entertained moviegoers for more than half a century.

A facility built in 1992 for an underground nuclear test remains in place today.

Next to the Malaysian Prime Minister’s office stands this rose-colored mosque.

This unique tower has been home to malaria-fighting bats for 100 years.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.

The summer home of the largest colony of bats in the world.

The Swiss artist's bulbous and overgrown shape-shifting sculpture controversially graces the center of Bern.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.