A former bank seized as a sniper vantage point during the Bosnian War is now a secret graffiti art gallery.

Bridge that died in war and was resurected.

Legends surround an ancient tree trunk riddled with nails for good luck.

Baroque celebration of the end of the Great Plague of Vienna.

Tucked away near more famous landmarks lies a statue meant to symbolize the confluence and continuing development of human culture.

Once the home of a hermetic monk, this cave now houses a small church.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

The romantic garden was the epicenter of the Hungarian art scene in the 1880s.

The mummified right fist of a 1,000-year-old saint-king sits inside an ornate golden reliquary.

Possibly the world's largest hourglass only needs to be reset every New Year's Eve.

A Jenga-style cylindrical tower of books that appears to go on forever.

A pagan tradition of draping trees with rags eerily lives on.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

360° views of the city plus five floors of optical illusions and hands-on science.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

Ancient catacombs form the foundation for this Rococo orgy of a church.

Elaborate tile work in this railway station tells the story of Portugal.