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

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

One of the oldest churches in Romania is believed to have been built on the site of a pagan temple.

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

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

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

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

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

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

A small town Romanian cemetery filled with darkly humorous gravestones.

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

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

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

The city that saw the birth of Sweden is now home to an impressive collection of work from its favorite artist.

An ornate Thai pavilion in the middle of Sweden.

Not quite the cultural gateway between China and Sweden its designer imagined.

This giant crucifix is like U2's Joshua Tree for Swedish death metal fans.

It's always game time at Stockholm's only museum devoted solely to video games.

18th century opera in its original splendor.

Ancient burial grounds of the wealthy.

Said to be one of Sweden's most haunted places, this vicarage once even attracted a ghost-busting priest.

An ancient Viking runestone hidden in plain view in Stockholm's old town.

This luxury hotel suite is located deep in the bowels of an old mine.

Iron Age grave stones and Viking burials, a short drive from Gothenburg.