This old residential building was once the largest flour mill in the world.

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

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

This 1960s kinetic artwork has been restored and is once again whirling away in downtown Minneapolis.

The inventor of the Coney Island hot dog rests in a grand mausoleum in Brooklyn.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

Enter the Forest of the Elves.

The only arched bridge made of stone on the entire Mississippi River.

One of two giant blue cockerel statues erected with an intentional double meaning.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

A remnant from the golden age of aviation still in use today, Pan Am's Clipper service took off from this Art Deco gem.

Dozens upon dozens of boulders engraved with scripture tell the story of one man's troubled life.

A grandiose title could not save this mercantile community from obscurity.

The remains of a failed subway in upstate New York is now an underground graffiti bunker.

A once grand hotel is being retaken by the wilderness it once capitalized on.

Nine nice parcels of land along a flight path offer a quiet respite... until a plane soars overhead.

These aggressively sustainable art homes look like something out of 1970's science fiction.

A Ukrainian church canteen doles out hearty fare in an East Village basement.

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

This attraction was abandoned after the Chernobyl disaster.

Take a drunken tour inside the world's largest known geode.

Giant origami sculptures tucked into desert scenery beckon passers-by to explore further.

This sparsely populated town offers a look back in time.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.