Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

An abandoned gun-funded 19th century utopia.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

Austria's ultra-modern art museum looks like Cthulhu's giant alien heart.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

This off-beat, quirky communism-themed bar isn't afraid to poke fun at its history.

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

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

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

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

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

The topiary maze at the Habsburg hunting lodge.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

The Habsburgs' royal collections of art and wonders.

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

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

The "Prussian Versailles" that is as glorious today as when it was built.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

These etchings reveal the history of a long-gone quarantine site.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.