This early version of the guillotine was used to execute the man responsible for its construction.

A book bound in the skin of an infamous criminal, along with countless other specimens.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

One of the best-preserved medieval streets in Europe.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

The most loyal of little dogs, or a Victorian era publicity stunt?

Protecting the dead from opportunistic body snatchers.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

This bridge later moonlighted as a local jail.

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

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

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

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

The pockmarks across the building's facade are remnants of the Blitz.

The bridge is a secret gallery of discarded gum that has been transformed into miniature masterpieces.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

A quiet, semi-secret square with statues of Mahatma Gandhi, Virginia Woolf, and a conscientious objectors stone.

This ancient oak plays host to carvings of magical elves, gnomes, witches, and other creatures prominent in local folklore.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

The commemorative stone column conceals a secret laboratory.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

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