There are hundreds of secret WWII bases hidden in British forests. Built to fight a Nazi invasion, they remained unknown for decades.

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

Victorian-era Londoners really wanted to believe this 17th-century cistern was actually an ancient artifact.

Above an abandoned Underground station, this charming bookstore is home to strange antiquities and literary works.

A ruined castle has more than its fair share of legends and ghost stories.

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

These medieval tunnels provided water to the city above through centuries of civil war and plague.

The Guinness Record holder for largest hedge in the world is a verdant Scottish bulwark.

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

A 19th-century funicular railway shuttles visitors up this surprising sea cliff to one of the world's largest camera obscuras.

This stream-carved gorge has inspired poets, hidden smugglers, and trained soldiers, all without losing its beauty.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

An open air haven for tropical monkeys in the damp moors of the English country.

A hidden gem in the middle of the city's infamous Jewelry Quarter.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

This third-generation institution is one of the last in London that still cures its own salt beef for epic sandwiches.

The weathered grave of a medieval anchoress who walled herself up in a cell attached to a church.

Asthmatic Charles Hyett's son built a fantastical garden for his father to convalesce in, alas it was too late.

An ancient woodland that inspired a young J.R.R. Tolkien.

Wonderfully preserved Victorian factory, complete with a preserved steam powered engine house.

The longest and tallest aqueduct in Britain can actually be sailed across.

This abandoned oil depot produces world's longest echo in a manmade structure.

The Origin of On the Origin of Species.

This bookstore serves recipes from the cookbooks on sale.