Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

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

A cluttered and astounding collection of antiquities and curiosities.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

Scattered throughout London are ancient remnants of the city's former bounding wall.

London's smallest police station is barely the size of a phone booth.

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

Louise Bourgeois' 30-foot-tall steel spider sculpture.

Ship-sized kinetic sculptural fantasy.

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

Shiny Brutalist box commemorates a pioneer of electricity and houses a railway transformer.

Abstract dinosaur models in London.

The remains of Crystal Palace Great Exhibition of 1851.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

This small Irish village suffered the greatest loss of life when the Titanic sank.

Northern Ireland's Brobdingnagian stepping stones.

Protecting the dead from opportunistic body snatchers.

A six-ton wedding present for the King of the Scots.

The final resting place of soldiers' loyal canine companions.

The most loyal of little dogs, or a Victorian era publicity stunt?

A church of bones, decorated with 40,000 human skeletons.

Macabre astrological automaton clock dating to the late 1400s.

Looming communist pillar with a Czech twist.