A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

A once-fairy tale mansion now stands in a state of disrepair.

The largest fountain in Bratislava.

A line of disused military bunkers built to defend against Nazi invasion lies hidden on the outskirts of the city.

The world's newest astronomical clock is also its most accurate.

Climb around the high waterfalls on series of iron ladders and bridges within the wildest gorge in the Slovak Paradise.

This spaceship sculpture in the middle of the Slovakian capital looks like it just crash-landed.

The 700-year-old fortress was the site of Count Orlok's castle in "Nosferatu."

The blood-soaked ruins of the castle where the murderous Blood Countess was walled in alive.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

17th century palace once a meeting place for politicians.

Religious structure known for its sculpted details.

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

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

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

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

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This Romanian village may have been drowned, but it is long from forgotten.

The Natural History Museum that time forgot.

Even drowned in an ocean of toxic waste, the remnants of this Romanian village stand tall.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

No one knows who built this strange cave of worship or exactly why.

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

Conspiracy theories and occult legends surround this mysterious natural rock formation.