Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

The ruins of the "20-year town" lay out among the mountains of Alberta.

The first park built over a freeway is a brutalist masterwork.

The colorful, smiling concrete silos of Vancouver.

A Bhutanese temple gifted from the isolated Himalayan kingdom is now a surprising cultural gem located at the University of Texas at El Paso.

A vast necropolis where you'll find the elaborate mausoleums of Argentinian tango stars.

An imposing Omani fortress surrounded by date palm trees.

Canada’s surprisingly controversial monument to Dwight Eisenhower.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

One of the tallest buildings in Africa provides a great view of Johannesburg's unique geography.

A growing popular hipster market with over 100 local specialties and live music.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

A former Nazi lookout tower with a magnificent view of the Rhineland.

This enormous storm barrier is one of the largest moving structures on Earth, with each arm taller than the Washington Monument.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

On the highest peak in the Harz Mountains, science and the occult faced off in a failed attempt to turn a goat into a boy.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

A surreal statue honoring Prague's favorite literary son.

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.