Thousands of well-dressed mummies below a monastery.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

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

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

A classically inspired temple in Redwood City.

The final resting place of a woman who never gave up on love.

This print shop boasts one of the largest pinball arcades in San Francisco.

Gold Rush-era tombstones line the park's paths.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

A small sculpture garden that provides a microcosmic representation of California.

The site of murders and Satanic cult gatherings.

Olfactory delights in San Francisco's Botanical Gardens.

Asia's largest limestone cave is home to a world of plastic goblins and gold mining history.

South Korea's only sex-themed park.

Plenty of old carney magic still haunts this photogenic amusement park.

The ruins of an abbey believed to have been founded by Charlemagne in the 9th century.

A Roman-inspired temple once controlled half of San Francisco's waters.

A 16th-century horror show built in a lovely Italian garden.

An abandoned car and strange wooden debris are among the scattered remains of the old sand and gravel quarry.