Houses are tucked between, on, and underneath giant boulders.

A small house sits between two huge rocks, with its back to the sea.

This roadside wonder is as mysterious as it is beloved.

Stone markers on the campus of Gallaudet University commemorate a peculiar school tradition.

One of the oldest surviving bars in the United States, located at the site of the last skirmish of the American Revolution.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

A lonely beacon, precariously perched atop a remote sliver of rock.

This ancient sinkhole-turned-healing-pool is a treasure trove of archeological discoveries and may even be the Fountain of Youth.

These mysterious ruins are hidden amid this sleepy coastal city.

Potato-peeling mannequins, Inca art, and a dangling tuber mobile help trace the history of fries at this Belgian museum.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

One man's extraordinary topiary garden in a small South Carolina town.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

This "flat geyser" bubbles up out of the ground periodically like a disappearing river.

A military museum, art park, mausoleum, and architectural oddity all on one fascist's estate.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

A long-buried ancient ruin unearthed right in the middle of the city.

One man's quest to fix his toilet unearthed over 5,000 artifacts spanning more than 2,000 years of history.

Yup, that's a 330-foot yacht passing over the highway.