The little-known second castle that William the Conqueror built in York.

The former "holiday home" for monks at the Durham Cathedral.

For decades, a bottle factory dumped their waste into these waters—now it's considered the best sea glass beach in England.

A million and a half tons of earth were used to create one of the world's largest land sculptures.

The world’s oldest surviving single-arch railway bridge.

A vortex fountain that seems to rise out of the ground.

A giant piece of cutlery designed to remind us about the origins of our food.

A tribute to the city's rich history of shipbuilding.

This steel sculpture made from a recycled crane towers above a former shipyard.

An enigmatic sculpture depicts a ruined home with debris stretching for over half a mile along the river.

Home of the infamous Cauld Lad of Hylton and one of the inspirations behind "Alice" in Sunderland.

St. Mary's Asylum was isolated and abandoned before being converted into a Bed and Breakfast.

Home to the longest wooden escalators in the world.

This gorgeous space is England's largest independent library outside of London.

This century-old grotesque has a mysterious history and may not actually be a rabbit.

The remains of a Dominican friary, once one of the largest of its kind in the United Kingdom.

All that remains of the fishing-vessel-turned-warship is its weathered hull.

A witch wreaks ruinous revenge on this ancient church with her "enchanted leg."

This medieval castle is filled with an eccentric collection that ranges from ancient Egyptian artifacts to taxidermy to a mummified hand that was cut off during a duel.

This unusual 7th-century Frankish seal offers more questions than answers about its past.

This imprint of an old computer keyboard has a unique backstory.

A 16th-century footpath said to be haunted by a young girl that died trapped within its misshapen old house.

A magnificent Victorian garden that brings the charm and style of old-time aristocracy to the 21st century public.

Have a seat with the father of modern computing at this Manchester monument.