The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

One man’s passion for gas stations is on display along the Rio Grande in northern New Mexico.

Probably the smallest museum in the world, housed in a disused phone booth.

A museum devoted to the science of color.

Hidden on the urban banks of a Manchester river are a series of abandoned waterside industrial sites.

Manchester's abandoned train depot lingers in a post-industrial purgatory.

An eccentric home stands out in an otherwise average neighborhood with mosaics, mini topiaries, and kinetic sculpture.

The Rozenberg wind wall in South Holland makes for smooth sailing through the Calandbrug canal.

Toxic waste disaster that founded the Superfund program.

Boats must transform into railroad cars to navigate this Polish canal.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

A winding, blood-red tunnel of hardened lava navigable by foot.

The elegant structure of this 19th century railroad bridge creates an illusion of infinity.

A misnamed well, with a deep dark past.

A pair of connected skyscrapers form this symbolic gateway.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

The largest preserved walking dragline excavator in Western Europe.

In the hinterlands of Serbia's capital, a giant reflective mushroom houses an aeronautical history of the former Yugoslav republic.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A large piece of modern art makes this roundabout the only one in the world with its own laser.

The world's first electric battery-powered submarine.

The world's most elegant power lines.

A whimsical garden of outsider art in the Spanish countryside.

This 13th century castle is chock full of ghosts and impossibly rare cows.