From cartoon characters to tiny tanks, a guerilla sculptor's little bronze statues are hidden throughout the city of Budapest.

Central Europe's largest collection of mini-bottles is on display at this museum devoted to a bitter Hungarian liquor.

This castle was designed to have as many windows as there are days in the year.

The kitsch mansion of the former Romanian president Nicolae Ceaușescu features a golden bathroom.

A memorial museum to the political prisoners who were held at Sighet Prison, once one of the most feared places in Romania.

The growing stones of Romania.

Check out engineering marvels of the past at this unintentionally retrofuturist museum.

Gigantic Romanian salt mines used to heal respiratory conditions.

This enormous abandoned prison was once dubbed the "Bastille of Romania."

A collection of items from a way of life that no longer exists.

Romania's only crater lake with water as pure as if distilled.

A muddy alien landscape that is home to rare species of exotic plants.

Romania's "Red Ravine" is a little-known natural wonder that bears a resemblance to the Grand Canyon.

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

A giant portrait of an ancient king looms over the river.

This once-derelict building is now one of the most beautiful bookstores in the world.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

A small town Romanian cemetery filled with darkly humorous gravestones.

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

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

Moss and stone turn this waterfall into an otherworldly liquid veil.

This massive underground salt mine now holds a sci-fi theme park in its depths.