A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

France's most famous cemetery, with some of its most curious tombs.

Dramatic river bend surrounds a natural red-rocked pedestal.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

A huge musical instrument played by the ocean.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

A tribute to an explorer and naturalist often overlooked by history.

Hackney's newest private museum and natural curiosity shop.

You'd never know the houses at 23-24 Leinster Gardens were fakes—until you see the train tracks on the other side.

This museum inside a museum tells the story of London's timepieces.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

The famous polar explorer stands outside the Royal Geographical Society's headquarters.

An exercise in radical design and social living that became the epicenter of Soviet spy networks in London.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

London's largest outsider art museum.

Catacombs turned marketplace.

The home studio one of Britain's first independent record producers is also the site of a murder-suicide.

This mysterious and unique painting is filled with symbolism.

William Blake claimed to have painted this gothic masterpiece after encountering this nightmarish being in a vision.