A medieval weapon rumored to have been used by the brilliant poet himself.

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

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

100 year tradition of fist fights, marked by marble footsteps.

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

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

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

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

The ancient latrines of the Greeks, in all their public glory.

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

Mediterranean castle on a tiny Turkish island.

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

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

A fountain standing as a testament to a doomed alliance.

The alleged house of the Virgin Mary is tucked away in a park and nature preserve on Mt. Koressos in Turkey and is holy to both Catholics and Muslims alike.

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

The best-preserved ancient theater in the world.

The largest Neolithic ruins in the world hide a notably clean prehistoric metropolis.

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

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

Ottoman-era houses lovingly preserved.

Once described as the "Eagle's Nest," this ruined ancient city rests on a remote mountaintop.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.