A chilling disappearance (and rescue) of a child uncovers a geological mystery.

This midcentury chapel is a bold architectural statement and a symbol of Indiana's Lutheran heritage.

Walk in the footsteps of the gods and straddle two tectonic plates.

Medicinal spa created with the discharge from a geothermal energy plant.

This stunning concert hall has become a symbol of Iceland's national recovery.

A sulfuric martian landscape that looks far better than it smells.

These pretty kitties killed and ate as many as 135 railway workers.

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A British pub embodies the spirit of a California legend.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

Where the rich wintered in Pasadena.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Historic funicular railway, believed to be the shortest railroad in the world.

One of the world's largest collections of rare and magnificent bird specimens.

The private clubhouse for the members of the Academy of Magical Arts.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

Raised illegally, Reggie now lives at the Los Angeles Zoo after authorities spent years tracking him down.

Hiding amid the largest camellia collection in the country lies a charming children's maze, donated by a secret admirer.

Once a place of peaceful repose, this sanitarium now faces an uncertain future.

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

The largest whale museum in Europe allows visitors to walk among life-size giants.

An encyclopedic collection of mammal penises.

This wrecked airplane has been sitting on a black sand beach since the 1970s.