A musical instrument played by the sea.

The topiary maze at the Habsburg hunting lodge.

The rusted creatures wait to be discovered in Prague's botanical garden.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.

This region of Slovakia boasts some of the most plentiful opal mines in the world.

Too much gossip or just missing curfew could land you in here for a couple of days.

The ruins of a 13th-century monastery that long served as a place of refuge from wars and raids.

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

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

A unique hotel for the artistic soul.

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

The largest fountain in Bratislava.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

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

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Thousands of slain Soviet soldiers are buried within the shadow of this enormous obelisk.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This museum of Viking vessels allows visitors to take a replica out for a spin.

Celebrated as a center of civilization, the remains of the ancient city have been nearly destroyed by greed, egoism, and war.

A star-shaped fortress town fort built in the geometric model of the Renaissance utopian city.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Stone carvings record the Norse myth of Sigurd, providing a glimpse into Scandinavia's transition from paganism to Christianity.

Ancient burial grounds of the wealthy.

Sweden's "good old days" painstakingly re-created in a model village.