A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

Over the centuries, this island paradise has done it all, from providing monks with ecclesiastical respite to sheltering an exiled Leon Trotsky.

An Ottoman-era mosque looking over the Black Sea.

Climb a set of vertiginous stone steps to the top of this impressive ancient edifice.

Ancient serpentine sacrifice holder that has stood the test of time.

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

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

A marvel of Byzantine engineering under the streets of Istanbul.

A galley-shaped memorial to the prisoners of an infamous fortress.

Built thousands of years ago, this wall is still part of the urban layout of this village.

Rare karst landscape eroded from a flat seabed.

These megalithic tombs contain some of the largest stones ever moved in prehistory.

This medieval synagogue survived the Inquisition as a hospital and church.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

Former military fort and site of untold horrors during WWII, this island may become the Adriatic's next luxury resort.

This small bronze pyramid marks the center of Belgrade, but some say it is a Masonic symbol.

The unusual sculptures are believed to be powerful political symbols.

Once the site of seances, this restaurant is said to be haunted by several ghosts.

One of Ayutthaya’s most iconic locations is a mysterious, hauntingly surreal miracle.

Modern design and unusual architecture make this mountaintop temple no ordinary Buddhist retreat.

This natural rock formation has an anatomical aesthetic.

A dazzling temple featuring a towering 12-meter golden Buddha.