A tribute to all the green-thumbed workers who tend London’s public parks and gardens.

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.

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

Public access to clean drinking water was an instant hit among the masses.

A portly statue of a golden boy commemorates an unusual cause of the Great Fire of London: the sin of gluttony.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

Hidden beneath the streets of London is a secret subway that only carried mail.

Drink your espresso at a Victorian-era urinal in this underground-restroom-turned-coffee-bar.

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

A haunting monument dedicated to the Royal Naval Air Service and the Fleet Air Arm.

This London marker celebrates the spot where the world-famous English band was founded.

These murals stand as reminders to the troubled history of this Northern Ireland city.

A trail of "Game of Thrones"-themed doors carved from fallen trees from the iconic Dark Hedges.

The lake that fills and empties itself at random.

Every year locals give the bear a fresh coat of paint to preserve its signature goofy grin.

The "Black Arch" guards the entrance to the picturesque Glens of Antrim.

The artwork is a community's ode to the "father of Irish tourism."

This giant sculpture is both loved and disliked by the local community.

A painting to honor the oldest reserve squadron in the Royal Air Force.

Step into Narnia at this small park featuring statues from "The Lion, the Witch, and the Wardrobe."

A restored World War II Churchill Mark VII Tank now stands guard in Carrickfergus.

These sculptures honor the knights who once called Carrickfergus Castle their stronghold.

Commemorating the landing of William of Orange with his European army on their way to the Battle of the Boyne.