This double-arched masonry highway bridge is the only structure of its kind in Minnesota.

For posterity, a singular achievement: 3,780 hours of dancing.

Secret hideaway for an alternative beach experience.

The Art Deco Silver Screen.

Enter the Forest of the Elves.

A Studio on the Fringes of the Northeast Art District.

A Norwegian church that was built before Wisconsin was even a state has been entirely moved to a nicer spot.

Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

The tallest residential building in Africa is an unsettling Brutalist monolith.

Home to some of the oldest hominid fossils ever found.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

The fifth-longest natural arch in the world, and the longest outside China.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Comprised of Spanish war cannons, this sculpture once graced the bow of a WWI warship.

What appears to be a wizard's lair in Milwaukee actually houses a massive water pipe.

Inside this museum resides a boot fit for a giant.

One of the world's premier laboratories for hydraulic engineering research takes full advantage of the water's power.

The basement bowling alley of this St. Paul dive bar is decorated with thousands of dollar bills.

One of Cincinnati's greatest fighters once trained at a now defunct gym in this Over-The-Rhine neighborhood.

An obsolete, vanishing traffic device warns Cincinnati drivers away from middle-of-the-road obstructions.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

This awkward aquarium sculpture is one of the strangest statues in Chicago.

An architectural oddity hides in plain sight on this iconic London bridge.