UNESCO-protected ancient burial ground.

Once an opulent Art Nouveau hotspot, the Constanța Casino is one of Romania's most beautiful abandoned buildings.

An ancient Thracian city where fire rituals were practiced on the largest cult altar in Southeast Europe.

Fantastic lake on the heart of a fault line.

The site of many battles and tragedies, including the 40 maidens who leapt into the sea.

This famous city eluded concrete detection until the early 2000's.

An unfinished complex built for children from around the world sits abandoned on the Black Sea coastline.

A hospital closed seemingly in the middle of operations, leaving behind fodder for horror films and ghost hunters.

Historic house-museum dedicated to the revolutionary gay graphic artist Tom of Finland.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

The beautiful 1920 Pantages Theatre remains hidden just underneath the LA Downtown Jewelry Exchange.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

A beautiful memorial tells the story of a formerly enslaved woman whose kindness shaped a burgeoning city.

The legendary building that needed ghostly approval before being built.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

Collective made up of artists, musicians, and activists.

This sprawling bookstore spans four floors and has more than a million books in stock.

Noble beasts perhaps, but not the Emperor's dogs.

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

The memorial to the victims of the Jonestown Massacre carries the names of 918 lost, including one name people wish wasn't there.

Masterful ceramic fountain and map of the Pacific Basin.

A store that sells all manner of bones, insects, and animal curiosities.

Spiral labyrinth hidden in the hills above Oakland, CA.