This derelict superstructure was a very important warning system for the Soviet military.

This attraction was abandoned after the Chornobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This disused Cold War bunker has been restored to all of its early 60s glory.

Manchester salvaged this sculpture of the adopted Mancunian when it was no longer wanted in Ukraine.

This romantic, decaying 13th-century ruin on the edge of Sherwood Forest is reputedly one of England's most haunted places.

A gorge full of caverns where early humans lived alongside cave hyenas, giant mammoths and wooly rhinoceroses.

This Victorian marvel of engineering and artistic prowess is nicknamed the "Cathedral of Steam."

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.

A spooky juxtaposition of caves and graves gives this legend-filled cemetery a particularly haunting vibe.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

Eyam took steps to quarantine themselves and keep the plague from spreading.

These crude contraptions were used to aid in the mining of lead, silver and gold.

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

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

These abandoned coal mine towers near Sherwood Forest might soon boast the U.K.’s longest zip-line.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

The highest peak in all of England is plagued by dangerously fickle climate shifts.

Hidden in Central Park's Ramble is a troublesome cave buried just beneath the surface.

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

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

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

The curios of pharmacist and collector Henry Wellcome.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.