A Roman spa buried deep beneath the City of London.

This secluded walkway overlooks a magnificently wild London green space.

The largest oak in England is said to have been the hideout of Robin Hood and his Merry Men.

These lovely Turkish-styled baths were brought back to life after winning a reality show competition.

This lovely little burbling creek is actually a deadly waterway that has dragged down everyone who ever set foot in it.

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

The first tunnel to be dug beneath a river, repurposed as an art and museum space.

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

An English artist has turned an unassuming ex-council house into a time-lost house of mystery.

The ruins of an 11th-century Norman castle with a rare, perfectly circular shape.

This Gothic Revival castle used as a shooting location for "The Secret Garden" and other films.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

A open air theatre built on a cliff by an eccentric British woman.

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

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

The childhood home of Earth's alien chameleon is a humble Brixton flat.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

This foolish Victorian sea fort was converted to a deluxe hotel.

This crumbling folly looks like an enchanted left over from Middle Earth.

This haunting stone chasm is a hotbed of mossy rock and English legend.

Pop culture has helped to keep this iconic British building from being destroyed.

The oldest inn in England served brew to the crusaders.

The names Lúthien and Beren can be found inscribed on the shared grave of the famous writer and his beloved wife and muse.

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.