Arlington Cemetery exhibit dedicated to death and grieving.

A failed piece of Orientalism has become the proud symbol of a community.

The mansion-like building is packed with Texas pride.

The art and history of the velvet painting are on full display in this Los Angeles museum.

A free library to stumble across, one of many placed worldwide if you know where to look.

The overgrown ruins of a once thriving World War I-era copper mine.

A museum dedicated to restoring vintage aircraft, located at a working airport.

These lush groves of fan palms rise up like oases out of southern California's Colorado Desert.

The beauty of urban decay, hiding some dark secrets.

An underground magnet for ever-changing street art.

One of the largest-ever mental hospitals now sits abandoned, surrounded by 25,000 unmarked graves.

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

A medieval castle in the middle of rural Texas.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

Scale replica of China's ancient terracotta tomb warriors and Forbidden City are the side project of an eccentric millionaire.

A unique sculpture park that specializes in the huge and bizarre.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

A New York garbage depot holds a secret collection of weird and wonderful refuse.

Once the world's largest reinforced concrete structure, this abandoned bridge now beckons urban explorers.