2300-year-old Roman road connecting the empire.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

An alchemist's "magic door" stands in the middle of a Roman park.

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

Follow the original medieval paths that wind through this intriguing section of the city.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

A clock designed to run with perfect accuracy for 10,000 years.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

Eighty million natural history specimens call this gargantuan museum home.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

Arthur, Merlin, and Guinevere are among the largest and oldest satellite dishes on the planet.

Largest lake in Great Britain measured by surface area.

A close look reveals that the Scottish monument is just slightly off-kilter.

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

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

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

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

Semi-precious Blue John stones have been mined in this cavern system for centuries.

A striking 500-year-old mansion provides an unexpectedly sublime home for live deer and a menagerie of exotic stuffed animals.

Catacombs turned marketplace.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.