This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

An architectural oddity where the triglyphs of the courtyard of walls create an optical illusion.

An ancient octagonal weather station named for the eight Greek gods of wind.

This airport also offers travelers the chance to view thousands of years of Turkish history.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.

The largest hewn stone in history.

This former Cyprus flight hub is now a crumbling, abandoned ghost complex.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

17th century mosque for Shah Abbas' harem.

The palace of the King of Kings, burned by Alexander the Great.

This decoration above a door, an unofficial family crest, is said to come alive during the night to try to get free of the stone.

The remains of the last Gonzaga villa, a luxurious palace built in spite of an economic crisis.

One of the tallest bell towers in Italy plays a particular melody at just two times each day.

Tourists to the mountaintop Sicilian town often overlook its ancient fortifications.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

The leathery remains of a woman who died in the 13th century now lie in a church named for her.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

This Arabesque Italian castle was built with a primitive, if ingenious, air-conditioning system.

Every inch of this chapel is covered in craftsmanship from across the world.

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

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

This amazingly preserved Doric temple was abandoned before it was ever completed.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.