London's Victorian Tower of Babel.

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

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

An architectural oddity hides in plain sight on this iconic London bridge.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

A historic hill of tall tales, with one rather special tree.

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

This sculpture, residing in a quiet corner of a London park, honors the victims of 9/11.

Several colorful mosaic panels depict the life and creative genius of the Master of Suspense.

3,000 family pets and military animals are buried in this London graveyard.

The ruins of a 17th-century lodge on a grand estate are being slowly restored to their former glory.

Isaac Newton's former home, where the famous apple tree still stands.

One of the earliest large-scale "hyper" roofs in the U.K. is now a derelict roadside attraction.

At 22 feet tall, these Bronze Age monoliths are some of the tallest standing stones in the United Kingdom.

An impressive Neolithic henge with banks nearly 10 feet high.

Though this large circular site is now named for the legendary king, its history dates back to the Neolithic era.

One of Manchester’s museums has gathered and preserved British political paraphernalia covering over 200 years.

Experience history from the stomping grounds of the great Scottish poet.

A 17th-century building that once served as the town's courthouse and jail is now a thriving art center.

This 900-foot structure with 20 arches crossing a Scottish river was built in the late 19th century.

A stone burial chamber that was also the site of religious rituals.

A gap marks the spot where a now-missing stone once completed the circular arrangement at this Neolithic site.

Named after a 6th-century saint, who was also a scholar.

Nine hundred years ago, this was the home of a feudal lord. Today all that remains is a steep mound surrounded by a deep moat.