A tropical paradise just a short trip from the opera house is filled with beautiful winged creatures.

Dine amidst exotic plants at this former royal greenhouse.

The final resting place for the remains of 143 Habsburg royalty.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Originally envisioned by King Ludwig II to rival Versailles, Herrenchiemsee's "New Palace" remains half-gilded for lack of funds.

It houses the remains of a 17th-century version of the Titanic.

On the coast of Sardinia, a once-great mining village is finding new life as a coastal resort town.

Mysterious tombstones thought to be remnants of Atlantis.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

This German version of Universal Studios holds a vault of treasures from the NeverEnding Story.

Massive galleon from a box-office bomb docked in Genoa.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

A stunning cemetery famous for its extraordinarily delicate & lifelike mourning sculptures.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The 1852 novel "Uncle Tom's Cabin" lends its name to a subway station, a street, and several shops on the edge of Berlin.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The small peaceful island off the Venice tourist circuit is where the city began more than 1,500 years ago.

Venice's island of the dead.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Go inside to really appreciate this 500-year-old technological masterpiece.