A treasure trove of astronomical, mathematical, and scientific instruments at Cambridge University.

A real-life Professor Snape once taught in this Welsh university building, which students of course nicknamed “Hogwarts.”

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

This lonely cast-iron structure is the only wave-washed lighthouse of its kind left in all of Britain.

Picturesque ruins once held off mighty armies.

A magnificent winding road through a steep valley, with deep natural caverns at the bottom

High Victorian fantasy created a fairytale castle out of a ruined fortress in Wales.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

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

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

A petite castle folly in the English countryside.

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

Stonehenge has nothing on Castlerigg’s views.

A village on the east coast of England that has almost completely eroded into the North Sea.

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

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

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

The largest stone circle in the world has ended up bringing up more questions than it has answered.

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.