The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

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

Hidden behind a wall for decades, this masonic lodge was only rediscovered during renovations.

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

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

The commemorative stone column conceals a secret laboratory.

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

Aruba’s first chapel.

Starting with nothing more than discarded conch shells, one man has built an island/bar that would make Jimmy Buffet jealous.

Come for the springs; stay for the mud bath.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

A city continually buried under the ash of a volcano that has been erupting for more than 15 years.

George Martin's Caribbean recording studio now rots within the shadow of an active volcano.

Safely view the Soufrière Hills volcano, which has been erupting since 1995.

A roundabout in the West Indies that pays tribute to a bus driver who brokered no-nonsense on the school route.

An unexpected must-see for fans of Star Wars who find themselves on the beautiful island of Sint Maarten.

Commercial airplanes land mere feet over the heads of sunbathing beachgoers on this tiny island.

Uninhabited islet in the Caribbean is the sanctuary of giant lizards.

The rusted remains of a victim of Hurricane Ike.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

They squeal, they nosh, they look like predators.

In paradise, feral pigs have claimed an island all to themselves.