A church of bones, decorated with 40,000 human skeletons.

An enormous and lavish Gothic church in Czechia.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Countless grotesque faces stare out from this eerie Prague art wall.

This automated sculpture of two men peeing will spell out text messages with their micturition.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Macabre astrological automaton clock dating to the late 1400s.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

Museum dedicated to the terror regimes of Hungary.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

Home to the deepest rift anywhere on Earth.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

Boise State's stadium was the first non-green football field in the world.

Jail from the 19th century that was built by inmates.

Despite his legacy of work in Spain, Cuba, and Florida, the larger-than-life writer's grave is a simple affair tucked in an Idaho cemetery.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

A man-made island in scenic San Francisco Bay.

This private residence was the template for one of the most beloved television homes of all time.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

A hidden passageway now marks the site of an assassination attempt on Ronald Reagan that some say broke a 140-year-old curse.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.