Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

This floating sculpture of ice is a poignant reminder of nature's power.

An artist's mausoleum with a haunting echo.

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

A small collection of magic tricks and memorabilia is now an apartment-sized museum.

A majestic mansion designed in Mughalai style, complete with a turquoise onion dome.

This historic London residence was once the womb of Scientology.

The cedar tree in Highgate Cemetery earned its title by accident.

This luxury shopping lane has been protected by its own tiny police force for over a century.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Ship-sized kinetic sculptural fantasy.

A famous burial ground with a history both grim and literary.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

Giant, friendly pelicans in Central London, the most unlikely of places.

A historic arboretum and non-conformist, non-denominational park cemetery.

Eighty million natural history specimens call this gargantuan museum home.

An incarceration museum on the spot of possibly the oldest prison in England.

Catacombs turned marketplace.

A Victorian natural history and ethnographic museum with wonderful turn-of-the-century, science-book-esque evolution displays.

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

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

The curios of pharmacist and collector Henry Wellcome.