A surrealist timepiece by the artist of melting clocks.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

A museum of magic with a Sadist past.

France's national museum of scientific and industrial instruments.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A recently restored substation that dates from 1875.

A replica of the gaslit streetlamp under which three teenagers founded a football club.

Crafted by one of the first makers of stoneware in England.

This stone spire holds a unique place in the region's history.

An agreement meant to honor the Duke of Buckingham led to this unusually-named passageway near Charing Cross.

This building contains a door only used by members of the royal family.

The arching stretch of London's longest street holds many reminders of the area's maritime past.

A small museum that celebrates the history and culture of the LGBTQ community in England.

Tourists who rely on a transit map to find the iconic Beatles location often end up in a far-off neighborhood.

Likely the first car with an internal combustion engine constructed in the United Kingdom.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

This unusually-named reservoir found a second life as a nature preserve.

Inside a London bookstore, a fireplace that once belonged to the illustrator responsible for a famous set of tarot cards.

A display of everyday life in the area that was unveiled during the 2012 Summer Olympics.

This small, round building is the entrance to a bomb shelter built in anticipation of World War II.

The real clothing store that inspired a fictional spy organization's front.

A haunting painting meant to capture the calamity of World War I.

This hydraulic power system in London was, at one time, seen as a rival to electricity and the last of its kind to shut down.

This artificial lake surrounded by Brutalist architecture served as a stand-in for futuristic Britain in Stanley Kubrick's 'A Clockwork Orange.'