A tilted half-timbered house from 1672 is built into a salvaged segment of a medieval wall.

Dancing skeletal figures pay homage to a medieval mural destroyed during World War II.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

A statue honors the local legend that the devil helped build St. Mary's church after being tricked into thinking it was going to be a wine bar.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

This wooden hotel is a temple to German sustainability and forest conservation.

This dockworkers' lunch joint has been left leaning by a century of storm floods.

A wunderkammer of exoticism immortalized by Tom Waits.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

Executed in 1401, Exhumed in 1878, Stolen in 2010.

Hamburgers are intensely proud of their tunnel beneath the river.

Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

The extensive relics of an ancient Roman and Phoenician fish processing plant hide in a town park.

This abandoned, turn-of-the-century astronomy hub is now the subject of more photographs than it ever took.

The highest peak in mainland Spain is said to be the final resting place of a Muslim king.

A bronze plaque marks the site of the only show the "King of the Soul Singers" ever missed.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

This forgotten beach house built to look like a Frank Lloyd Wright masterpiece overlooks a hidden beach.

A stone marker memorializes the spot where the King broke up a street fight with a classic karate stance.

Hidden away in the city of Madison, Wisconsin is a nearly forgotten home that Frank Lloyd Wright built for a childhood friend.

The arboretum whose marshy soil sucked up the dreams of housing developers.

A hundred-year-old museum filled with giant physics toys and experiments designed by grad students.