Dublin's "Dead Zoo" serves as a window to Victorian museum design.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The Guardian of Tallinn.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

"There's nothing there," and other lies the KGB told us.

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

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

A 2000-year-old Roman amphitheater lies just below Guildhall Yard.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The monster at the center of the Darwin Center Spirit Collection.

Repository for more than 22 million pickled specimens.

Eighty million natural history specimens call this gargantuan museum home.

Robotic car thieves, freakish animals and huge neon floats in Northern Ireland's capital.

Elaborate tile work in this railway station tells the story of Portugal.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

The world's oldest bookshop still in operation.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.