With lush plants and flowers, huge trees, ponds, and hidden monuments, this place feels a bit like discovering Narnia.

This Roman amphitheater is said to be King Arthur's legendary Round Table.

This secluded walkway overlooks a magnificently wild London green space.

This Welsh village gave itself a ridiculous name in a publicity stunt a century ahead of its time.

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

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

A Roman spa buried deep beneath the City of London.

This Scottish burial tomb once held hundreds of ancient eagle bones.

Sometimes an island, sometimes a rocky outcropping connected to the world by a tiny suspension bridge.

This silent sentry in the crypt below a large Gothic cathedral is often knee-deep in water.

Home to the most complete dodo remains known - one head, and one foot.

This Scottish museum is the only one in the world to focus not on one religion but all of them.

Enter the world under the hill at this ancient UK burial chamber.

The beloved fantasy novelist is buried near a church containing a whimsical etched glass window full of Narnia favorites.

One family's environment-friendly hobbit-house in Wales.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

Grab a cuppa at England's first and only domestic tea plantation.

Geodesic dome luxury retreat in the Scottish Highlands.

This modern labyrinth lies in the shadow of a ruined medieval castle.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

Cliffs full of fossils at the portal to England's Jurassic Coast.

Huge concrete structures designed as an early warning system for Britain to detect enemy aircraft.

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