Remnants of successive wars and Muslim colonialism in the 11th century.

Natural rock formation, or biblical artifact that saved Earth's wildlife two by two?

Taking the subway here means doing so over a bridge located in the middle of an estuary.

It's believed that this small church was connected to the Hagia Sophia via a secret tunnel.

This church houses the tomb—but not the remains—of St. Nicholas, the likely progenitor to Santa Claus.

This ancient abandoned church in a remote part of Turkey is in danger of falling over.

This beautiful train graveyard is one of the largest collections of steam locomotives in the Mediterranean and Europe.

According to local legends, the shallow sandbar that allows visitors to walk across Orhaniye Bay has a tragic backstory.

A beautiful 19th-century Armenian mansion is preserved above an unassuming cafe.

An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

This arch granting triumphal entrance into Antalya was designed to honor the emperor's visit.

Have tea in a cemetery with a dazzling view of Istanbul.

One of the most exquisite Lycian hilltop citadels in Turkey.

This ancient subterranean megalopolis is known for the hot oil traps that were installed above each of its entrances.

These ruins once flourished as the capital of the Lydian kingdom, often credited with the invention of metal coinage.

This mysterious cliffside carving of an ancient Hittite deity has baffled scholars for centuries.

Mediterranean castle on a tiny Turkish island.

A surprising and unconventional mosque hidden in the subsoil of Istanbul.

This ancient city - home to nine civilizations - is soon to be buried under 200 feet of water.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

A section of the long chain that blocked enemy ships from entering Constantinople.

This hidden gem is bathed in beautiful natural light.

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