An 800-year-old island castle in Guernsey's main harbor.

The remains of an ancient bathhouse sit inside this aptly-named pub.

Come for the springs; stay for the mud bath.

A bibliophile's heaven that contains hundreds of bookstores, offering over a third of secondhand books for sale in Tokyo.

The ruins of a church destroyed by both the Great Fire of London and the Blitz, now turned into a peaceful garden.

This coffee shop lies hidden beneath a historic church.

The final resting place of the great navigator, or maybe his brother.

A secluded, little-known temple hidden amid the dense jungle.

Vast stretch of tide-pools with a unique Moroccan charm.

A hunched figure depicted on the signs honors a local gentleman who died on an Antarctic expedition.

In this truly magical place, rent hasn't been raised since the year 1520.

According to legend a man pooped out the window of this tower to prove that it was straight.

See no evil, hear no evil, speak no evil.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

Is this cat asleep or just pretending?

A collection of old steam and diesel locomotives sitting in a fenced-off garden.

Although it has never been a secret ninja base, this shrine still has plenty of tricks up its sleeve.

Inside this station, the 1945 film "Brief Encounter" is played on a loop daily.

An eerie reminder to the horrors of World War II.

This sculpture, residing in a quiet corner of a London park, honors the victims of 9/11.

A shrine dedicated to the sacred white snakes of Iwakuni, whose albinism has been passed down for generations.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

This one-of-a-kind Roman arch is not actually dedicated to the god Janus.

This is the oldest Roman-made bridge in the city still existing in its original state.