Remnants of an exploded schooner and wrecked submarines form a breakwater.

Model Trains and Much More in Hamburg.

Banksy gives themself artistic license with this piece of London street art.

A tongue-in-cheek arcade where the games are based on everyday life.

A network of concealed passageways lies within a busy London Underground station.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A clock designed to run with perfect accuracy for 10,000 years.

The pioneer of psychoanalysis spent the final year of his life here, still seeing patients on that famous couch.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

Charles Babbage's proto-computer, painstakingly brought to life.

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

The first geometric self-supporting spiral stairs in Britain are a truly beautiful sight.

A rare double mill nestled along the banks of the Aa river.

An interactive museum dedicated to preserving and sharing the history of the home computer.

A UFO-shaped event building originally intended to be a science museum showcasing the future.

Crouch down, stretch tall, and be sure to flail your legs to pay homage to the Monty Python classic.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

The most visited, and possibly most controversial, museum in Germany.

A collection of abandoned typographic signs from Berlin and beyond.

The site of good faith and good nature in the fictional world of Kcymaerxthaere.

At one of Berlin’s oldest churches, visitors can place mosaic tiles to help restore a medieval mural.