The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

This nature mural exists to protect the surrounding environment and its own canvas from destruction.

The highest point in Alabama was almost completely deforested, but is now home to protected towers and trees.

The early 20th-century home features cutting-edge technology of the day, such as ammonia refrigeration and needle showers.

A church of bones, decorated with 40,000 human skeletons.

An enormous and lavish Gothic church in Czechia.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

Countless grotesque faces stare out from this eerie Prague art wall.

As state high-points-by-elevation go this spot is one of the lowest, but for years it was also the hardest to climb.

To find the final resting place of a golf legend, just look for the grave covered in golf balls.

This memorial to a murdered empress took 20 years to design, then spent 30 years hidden away in storage.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

A statue in Budapest's Liberty Square honors the former U.S. president's efforts to end the Cold War.

Some of the greatest minds in the history of Hungarian art and science converged in this café.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A sculpture of a beloved local figure, who tipped his top hat to everyone he passed on the streets of Bratislava.

An ode to a soldier who came to town, fell in love, then began making his own sparkling wine.

A sculpture of the beloved author surrounded by characters from his fairy tales.

No one knows the origin of this creepy little stone man with an oversized phallus.

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.