Climb to the top of its spiral spire for spectacular views of Copenhagen.

This natural history museum houses one of the world's largest rat kings, a terrifying jumble of tangled rodents.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

This beloved marketplace mascot poops money and grants good luck.

A 300-kilogram egg sculpture that embodied a neighborhood revival.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

The final resting place for the remains of 143 Habsburg royalty.

The ruins of a fairytale castle with a tumultuous history stand high atop the mountains.

This no man's land slicing through the island is strewn with abandoned relics of another time.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

Everything from miniature biblical scenes to life-sized statues are almond-based at this sweet and nutty gallery.

A replica of the home of a famous fictional troll family.

A museum honoring Germany’s cucumber mecca offers a great dill of gherkin history.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

A relic from the Industrial Revolution got a second life as a contemporary performing arts space.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

Twelve sweet, nutty, life-sized statues are housed in this second-story shrine to almond paste.

Once a year, local students "clean" this statue with a champagne shower.

A 90-ton, gravity-defiant steam locomotive shoots for the skies in this bizarrely beautiful public artwork.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.