Eighty million natural history specimens call this gargantuan museum home.

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

This shop and gallery is a modern-day cabinet of curiosities, unassumingly positioned along an urban thoroughfare.

Under a church hides a forgotten 13th-century ossuary containing the remains of around 2,500 people.

A curious urban windmill once owned by a renowned British mathematical physicist.

A labyrinthine underworld of tunnels and caverns hides beneath the city.

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

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.