This stone is a marker of one millionaire's personal vendetta against gravity.

The remains of one of America's first radiation testing grounds still rest ominously in a Georgia forest.

The beauty of urban decay, hiding some dark secrets.

This quirky curiosity shop takes its cues from the world's bazaars.

A huge musical instrument played by the ocean.

Remains of a historic fountain that was mysteriously lost in the demolition of a D.C. traffic circle.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The birthplace of a titan of American cinema.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

This private residence was the template for one of the most beloved television homes of all time.

Electrical pylon in the shape of Disney's beloved mouse.

A massive sustainable farm designed by the mastermind behind Central Park.

A fake block of cheese remembers a feat of dairy engineering from the Chicago World's Fair.

Over 60 chemical plants and oil refineries sit in a 15-mile-wide section outside town.

This "Palace of Purification" has made many film appearances as a dark and sinister headquarters.

This unusual structure may be on its way to becoming a cultural landmark in Toronto.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Willy Wonka would love this weird half-a-home.

A charmingly eccentric magma chaser presents his complete history of the island's eruptions since 1947, in cinematic form, just for you.

A giant red chair bolted to a rock on a remote mossy hillside in Iceland.

This excellent museum recreates the boom days of the herring rush in the "Atlantic Klondike."

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

A morbid piece of memorabilia from the most famous shipwreck in current history is just one of the many poignant artifacts in this Canadian museum's collection.

This tiny abode has been covered in the art of the little old lady who made her life and living there.