This family-owned canteen has been selling goat milk ice cream since 1933.

One of the newest mosques in a city filled with thousands.

This museum was invented in a novel before being made real by the author.

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

A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

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

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

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

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

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

A fountain standing as a testament to a doomed alliance.

A marvel of Byzantine engineering under the streets of Istanbul.

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

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

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

1513 Turkish world map, full of European state secrets and snarky commentary.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

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

Famously misunderstood wonder of the ancient world

Bold black and white motifs of life and death add a dramatic flair to this 17th-century crypt.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

A reservation-only highland forest reserve of endangered Pinsapar firs stands above a village in Andalucía.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.