A secluded green oasis amidst the towering skyscrapers, bears an unusual moniker that reflects one of the city's oldest guilds.

A quiet memorial to those who died saving others in the heart of the City of London.

This hidden green space is the city's second largest conservatory.

A pair of gigantic baby heads greet passengers at Atocha Station.

This pub can leave even the sober feeling slightly unsteady.

A reportedly haunted 14th-century church is curiously facing the “wrong direction.”

Commemorating the first recorded car journey in the United Kingdom, a 56-mile trip that defied the speed limit the whole way.

This cathedral's stained-glass patchwork of psychedelic colors and shapes was put in place long before the swinging 60s.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

A lush indoor jungle fills this bustling Madrid transportation hub.

The world's first consecrated windmill.

Now isolated, this church was once the center of a bustling village that succumbed to the Black Death.

A statue of the heroine who stopped time to save her betrothed.

This preserved puppy was an adorable beacon of charity.

Overlooking the spot where the Pilgrims boarded the Mayflower stands Devon's answer to the Colossus of Rhodes.

This tree was grafted from the actual tree that led Isaac Newton to ponder the theory of gravity.

Named after a lodging site that existed nearby, a bridge has existed at this location since 1455.

One of several Lilliputian portals that are ready to transport passengers to other dimensions, if they can find them.

An unusual artwork dedicated to a unique man that entertained people visiting Cambridge while raising money for charity.

A treasure trove of astronomical, mathematical, and scientific instruments at Cambridge University.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.

Numberless clock creates a meal of time for the dreaded, insectile Chronophage.

Local legend says Isaac Newton built this footbridge without any screws, bolts, or nails.

Pilgrimage site for star-crossed lovers.