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

A church that bred legends, and served as an inspiration for the Da Vinci Code.

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

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

400-year-old garden, restored to beauty.

A fantastic castle rumored to be the birthplace of King Arthur.

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

Hear the quietest sound from across the dome.

Northern Ireland's Brobdingnagian stepping stones.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

The anatomical-pathological collection of a man who changed surgery.

Catacombs turned marketplace.

An unusual round church in London with a Templar past.

Famously misunderstood wonder of the ancient world

A 1,215-foot tunnel transports pedestrians beneath the River Thames.

Eighty million natural history specimens call this gargantuan museum home.

The sign at the garden gate reads: "These Plants Can Kill."

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

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

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

A quasi-futuristic roof sits atop a medieval Bohemian monastery damaged during World War II.

Dedicated to the history of mining and minting in a region rich in silver and radium.