This ancient Irish tower could easily have stood in for Rapunzel's prison.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

Flamboyant architecture from the turn of 20th century.

The oldest housing complex in Riga is a mini timeline of architectural trends.

The statue of a legendary giant who carried Christ and shouldered the world's sins.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

It houses the remains of a 17th-century version of the Titanic.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

Sweden's "good old days" painstakingly re-created in a model village.

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

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

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

An alien church provides much needed silence in the midst of a Finland shopping center.

The Guardian of Tallinn.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

A black cat protests the City Guild in Riga's Old Town.

Giant, friendly pelicans in Central London, the most unlikely of places.

This statue inspired by Renoir's famous painting embodies the jovial spirit of Key West.

"We Seceded Where Others Failed."

A monument celebrating the idea of reaching inaccessible places.

Here’s how Robert the Doll earned his reputation as the most haunted doll in the world.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

One of England's most famous churches hides a pair of little known architectural treasures.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.