Northern Ireland's Brobdingnagian stepping stones.

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

Famously misunderstood wonder of the ancient world

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

These fantastically named natural pools look like something out of a Scottish myth.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

This restaurant's specialty is "a major enigma for food historians."

Amidst towering office buildings, a local pub lives inside Sheffield’s oldest surviving domestic building.

The only pub in the world surrounded by an ancient stone circle.

The world's largest grapevine has produced a delicious harvest at Hampton Court Palace for almost 250 years.

A much-loved local landmark pays tribute to the shipbuilding past of this area.

The Ranger’s House exhibits fine mementos collected by Sir Julius Werner during the course of his life, including this infamous pendant.

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.

Preserved behind glass, the ruins of a medieval building used to store human remains.

This inn of the court provides a fascinating window into London’s legal and architectural history.

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

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

Formerly known as Saville Theatre, this mid-20th-century entertainment hub includes an ornate frieze.

What might be the oldest living tree in London has survived fires, bombings, and estate agents.

This hospital helped pave the way for treatment that drove down child-mortality rates in 19th and 20th centuries.

A museum that chronicles the interesting and often dark history of the London docklands, once one of the major trading ports of the world.

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

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

The Great Fire of London and the regulation of one-way streets both started in this alley.