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

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

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

The largest caravanserai in Cyprus also includes amazing examples of Ottoman architecture.

This no man's land slicing through the island is strewn with abandoned relics of another time.

This mosaic-lined medieval church was built by the world's first admiral and still holds mass in ancient Greek.

Italian cave with exceptional acoustics and an unsavory history.

The world's most active stratovolcano is almost always erupting.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

The remains of a 1st-century aristocratic Roman town house featuring beautiful well-preserved mosaics.

These temples are among the oldest free-standing stone buildings in the world.

This unique building in the main square stands out among the city's typically Baroque architecture.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The final resting place of the poets Shelley and Keats.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The United Arab Emirates's biggest and oldest fort pays homage to a lost era.

An abandoned desert hamlet swallowed up by sand.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Climb around the high waterfalls on series of iron ladders and bridges within the wildest gorge in the Slovak Paradise.

The prototype for all Nazi concentration camps.