Two New York rooftops are home to the largest rooftop soil farms in the world.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

Eclectic final resting place of the controversial explorer.

A gallery specifically dedicated to the botanical illustrations of a remarkable traveling lady.

It is against the law to obstruct the view from the top of this English burial mound.

Luxurious hotel designed to stir the imagination of its many visitors.

The Egyptian-inspired last resting place of Lord Kilmorey.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

Amazing collection of folly buildings in Cobham, Surrey.

This preserved puppy was an adorable beacon of charity.

This still-celebrated home was a radical architectural experiment in 3D De Stijl.

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

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

A vast overgrown cemetery, once known as one of London's "Magnificent Seven."

The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

Legends say that this Art Deco apartment building almost became Hitler's British headquarters.

Remnants of a Victorian garden feature sitting in public woodland.

The remains of Crystal Palace Great Exhibition of 1851.

Abstract dinosaur models in London.

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