Reputedly based on the tomb of Jesus Christ, this crypt is the oldest surviving structure of any cathedral in England.

The final resting place of England's most notorious bandit.

England's largest white horse isn't even white.

The only surviving leech house in the United Kingdom was a home for bloodsucking worms until the 1900s.

A dramatic sculpture high up in Yorkshire with vistas on an industrial scale.

This hidden natural fountain issues forth a steady supply of supposedly healing water that tastes like rotten eggs.

The nearly 200-year-old folly has a secret spiral staircase hidden in one of its pillars.

A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.

An unusual stone chair can be found on the banks of the River Wear, not far from Durham Cathedral.

Originally built in the 15th century, this well gave the surrounding area its name.

An abandoned tower once used to study the cosmos hides within a thicket of greenery.

A once-beautiful retreat is now a crumbling ruin.

These courts are the only ones of their kind in the world, made for a unique ball game that dates back to the 1700s.

Rare remnants of the brick-domed ovens birthed in the Durham coalfield during the Industrial Revolution.

This sandstone tree trunk is a relic from a long-past era when England had a more tropical climate.

A steep and winding road in the Yorkshire Dales passes by these deep natural potholes.

The largest cave chamber in Britain—big enough to fit a whole cathedral inside.

This amazing trail among the many waterfalls around Ingleton has been enchanting visitors since 1885.

These giant sculptures are supported by a bizarre menagerie of feet.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

One of the oldest and certainly best preserved Cistercian abbeys still in existence.

A small waterfall tucked away in the forest of Harmby Gill.

A little-known ruin with a convoluted history and a fascinating latrine drainage system.

A perfectly running 230-year-old silver automaton and music box.