This one-time health resort was used by aristocrats around the world.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

Take a hike to this unique rock formation formed by lava flows.

The oldest private art gallery in all of Hungary.

Hungarian self-built castle.

The massive white mound and accompanying water terraces are a striking geological oddity.

Time stands still at this serene burial ground in the center of Budapest.

An industrial site turned into Hungary's most cherished natural wonder.

One of the largest barracks of the Austro-Hungarian monarchy's military is now an abandoned ruin.

A Hungarian optometrist's charming collection of Asian art and curiosities.

A two-way chairlift system between Zugliget and the highest point in the city.

This Hungarian stilt village is built in a lake that never freezes over due to the power plant that that uses it as a cooling pond.

This hidden art nouveau gem was designed by an architect in search of a national style.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

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

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

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

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

A 19th century artistocrat's mansion, turned into a library, hidden in a modern library.

Crammed inside this grounded passenger plane is a bar that was once a Communist hang out and is now a ratty relic.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

Tall columns of volcanic basalt make up this improbable-seeming rock formation.

An enormous and lavish Gothic church in Czechia.