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

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

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

Mediterranean castle on a tiny Turkish island.

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

This hidden gem is bathed in beautiful natural light.

This shuttered power plant is now Turkey's first industrial archaeology museum.

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

Seven early Christians were sealed into a cave where legend has it they slept unharmed for centuries.

A mysterious ancient cemetery with Roman sarcophagi and Lycian inscriptions.

At this ancient settlement at the foot of Mount Babadağ, honeycomb tombs are carved into a round cliff.

Mausoleum and Holy Seat of Antiochus I of Commagene.

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

Roman ruins, natural methane fires and a lovely beach.

This half-forgotten fortress was constructed by the Ottoman conqueror of Constantinople.

While not Turkey's deepest underground city, this subterranean redoubt is the largest.

The most metal church of all time was built in record time because of an international, pious pissing contest.

The best-preserved ancient theater in the world.

Step back in time and witness the fall of Constantinople.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

Live a night as a Byzantine King, with a minibar and private jacuzzi.

Flames have been burning within this mountain for more than 2,500 years.