A statue of a Scottish cultural icon in central Sydney.

A funerary monument for two brothers who served in the Roman cavalry.

Housed in an old church, this hunting museum holds a collection of mythical bird-rabbit creatures.

St. Peter’s, in Western Germany, has stood as a masterpiece of Romanesque architecture since 1181.

This "Atomic Egg" appears on the city of Garching's coat of arms.

During World War II, the Nazis repurposed this beer cellar to store stolen artwork.

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.

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

A mosque with distinctive modern features.

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

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Turkish adventurer antiques in the heart of the Grand Bazaar.

This famous city eluded concrete detection until the early 2000's.

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

Eat your way through history.

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

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

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

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

A marvel of Byzantine engineering under the streets of Istanbul.

Oddly enough, a pair of Wolfs funded the construction of this Little Red Riding Hood sculpture.

A preserved college lock-up that recalls a clubhouse approach to discipline.

World's largest barrel containing an inn.