This whimsical public art installation is a unique homage to Liverpool's industrial heritage.

A memorial to the politician who became Great Britain's first fatality to be caused by a locomotive.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

This mural painted by Keith Haring was done without payment as a gift to entertain the children at the Hôpital Necker.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

A grotto-like lodge decorated with gilded mosaics, rocks and a noisy waterfall was the setting for the most sumptuous pleasure house of 1900s Europe.

Notorious artist squat renovated into legal studios.

This recessed garden protects thousands of mountain plants by creating its own microclimates.

Hidden on a cobblestone street in Glasgow, a Czech Cajovna-inspired teahouse serves as a hangout for Bohemians.

Vibrant paintings stretch across 600 feet of derelict railway.

Inside this art museum resides one of Glasgow's most famous musical instruments.

A serene public space nestled within the remains of Glasgow’s Victorian maternity hospital

The ornate structure is part of a building boasting more marble than the Vatican.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

A merchant court dedicated to the fictitious King Arthur is heavily adorned with bizarre Renaissance art.

These rare statues are one of the few remaining material witnesses to Old Prussian culture.

This fairytale inspired, warped building houses restaurants, shops, and a radio station.

The site of the first battle of World War II.

This 700-year-old structure is one of the most unique architectural and historic monuments in Gdańsk.

This museum in the tower of the oldest church in Gdańsk, is home to centuries-old time-keeping devices and the world's first pulsar clock.

A huge wooden clock that is so beautiful its creator was forcibly blinded.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

A fantastic castle rumored to be the birthplace of King Arthur.

A unique waterfall that some believe attracts the fairfolk.