The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

The abandoned train depot now doubles as a well-placed rest stop for those who take the road less traveled.

An expansive complex of subterranean tunnels is all that remains of one of Europe's most formidable medieval fortresses.

Tucked away in a Prague park, a statue beloved by romantics honors a poet so nice they buried him twice.

This artificial cave looks like something out of a fairytale.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

Oldest building in California still in use.

This historic tower in the California desert promises visitors a "vortex of good vibes".

Catch a glimpse of the elusive Peninsular bighorns right off of the desert freeway.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

A world-class observatory in the California desert.

This seaside production studio was built to film 'Titanic' and has been the wet set of choice for other Hollywood productions since.

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.

The Giant Lemon of Lemon Grove.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A monument to the man who almost killed Hitler.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

One of downtown Berlin's last reminders of its Communist past.

An abandoned NSA listening post on Berlin's "Devil's Mountain."