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

A largely forgotten and touching neoclassical marble fountain overlooking a bear mound effigy.

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

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

The statue honors the booming birds Rothsay, Minnesota, is famous for.

America's largest viking stands in a Minnesota city that believes it was visited by the ancient nords.

Home to a vast collection of The Wizard of Oz memorabilia and the site of an infamous theft.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

A spitting ode to a German serial killer.

Giant wind turbine with observation deck at the very top.

A modern museum dedicated to the fairytales and dictionary work of the Brothers Grimm.

A subterranean display of public art and architecture.

A series of haunting wooden totems are hidden in the woods surrounding a German environmental center.

From Nazi chemicals to the CIA, this architectural marvel has played a fascinating role in German history.

The narrowest street in the world is in danger of closing up entirely.

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

A kindergarten shaped like a cat with a tail that's a slide.

The first (but not only) upside-down house in Germany.

A university observatory dome painted like the beloved "Star Wars" robot.

A museum dedicated to the silliest fruit.

The abandoned mine where American troops discovered a treasure trove of art and artifacts hidden by the Nazis.

The many—66 to be exact—faces of the German forest.

The entrance to this Frankfurt subway station looks like an old tram car crashed into the concrete sidewalk.

This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’