The modern birthplace of Irish freedom.

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

This 1920s Dutch barge is now a floating bookstore.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

A domino effect created with Britain’s iconic telephone boxes.

Sip cherry liqueur at a bar dating back to 1840.

Model Trains and Much More in Hamburg.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

This stone in Lake Geneva was once the reference point used to determine altitude in Switzerland.

Not quite the menace it once was, this monster still has some chops.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

The cutest shrine in Kyoto is dedicated to bunnies.

The 10,000 Torii shrine.

The quintessential Japanese rock garden has existed for more than 500 years.

Surreal giant face-pillars welcome visitors from across the globe to this hotel.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

The history of radiation is on safe display at the foot of a radiation science laboratory.

This modest marker near Notre Dame identifies the very center of Paris.

Paris' linguistic guide to the international language of, yes, love.

Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the 20th century.

This emotive sculpture was originally created for the 1878 World's Fair.

This strange sculpture depicts a giant nightmare hare crushing a man to death beneath its colossal bulk.