An intricate network of underground tombs carved into volcanic rock.

This "volcanic all-day restaurant" is right on the beach.

The only surviving choragic monument is a trophy awarded in 334 BC for the winning dramatic chorus.

An ancient octagonal weather station named for the eight Greek gods of wind.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

This pub has roots dating back to 1430 and serves as the setting for multiple Charles Dickens stories.

Down a pint of ale where the Bishop of Ely's servants slept in 1546.

Order a salt beef-loaded beigel at any hour of the day or night at this East End institution.

The bronze uniforms commemorate the vital role of women during World War II.

This pub boasts a curious history and may have inspired a Dickens character.

The taxidermied remains of a once-great parrot.

A measuring mishap led to these artificial stone ladies losing their stomachs.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

Pop culture has helped to keep this iconic British building from being destroyed.

A cluttered and astounding collection of antiquities and curiosities.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

The celebrated eyesore created by starry-eyed sweethearts.

The video game-themed street art first popped up in the French city.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.