From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

The Devil’s own choice when he needs a drink in Brussels.

This Byzantine Church was moved from Paris to Athens block by block.

This abandoned shopping arcade has new life as an art installation.

View the ancient remains of buildings and the ancient "River of Hades" before hopping on a train.

Legend says it was constructed with the destroyed pillar of an ancient Greek Temple.

The oldest standing Byzantine church in Athens is tucked within a monastery in the middle of an upscale shopping district.

A Byzantine-era church hidden in a wooded area below the Acropolis.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

Architecturally stunning library serves as the hub of Finnish scholarly life and culture.

A subterranean house of worship carved right out of the bedrock.

This church also serves as a lighthouse complete with a beacon.

Peace Park and the Atomic Bomb Dome.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

This massive wooden building contains a giant Buddha, healing pillars, and tame deer wandering the grounds.

The 10,000 Torii shrine.

A 14th-century European chapel sticks out of the facade of a Japanese hotel.

The Hanshin Expressway goes right through its 5th, 6th, and 7th floors.

This gem is often wrongly overshadowed by the larger, newer Metropolis church in Athens.

Inscribed on the gate are the names of 29 figures from the University's first five centuries.

This neon sign is an homage to an Alfred Hitchcock film.