The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

A Roman spa buried deep beneath the City of London.

This secluded walkway overlooks a magnificently wild London green space.

Summer in Scotland begins with a spectacularly wild and colorful event rooted in ancient pagan traditions.

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

The heads of two giant mythological water horses honor Scotland's horselord past.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

A toy store with a century-long history preserves the craftsmanship of playthings of the past.

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

Abstract dinosaur models in London.

The largest greenhouse in the world is home to over one million types of plants.

A 18th century graveyard and its astonishing cortege of macabre iconography.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

Northern Ireland's Brobdingnagian stepping stones.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

Famously misunderstood wonder of the ancient world

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

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

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

A sobering scientific reminder of the human damage caused by the advent of the nuclear age.

The glowing blue Nymphaeum of Emperor Tiberius.

The yawning maw of this pagan visage is said to bite off the hands of liars.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Hundreds of lucky felines haunt the ruins where Caesar was murdered.