An alchemist's "magic door" stands in the middle of a Roman park.

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

This home of a taxidermy hoarder is among the grandest and most singular of historic English estates.

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

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

A collection of early 19th century trams set in a reconstructed period village.

The tallest freestanding structure in the United Kingdom.

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

A historic Georgian building and warm springs.

Seat of the Duke and Duchess of Devonshire for centuries.

Semi-precious Blue John stones have been mined in this cavern system for centuries.

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

Some of England's last cave dwellers lived and worked within this huge cave.

Eyam took steps to quarantine themselves and keep the plague from spreading.

This chain of artificial lakes was an ideal test ground for the aircraft that would carry the "bouncing bombs" used by the WWII "Dambusters" squad.

The view from this giant Stone Age toad is unexpectedly beautiful.

This jewel of an engine is one of Northern England's finest surviving legacies of the Industrial Revolution, even catching the eye of Henry Ford.

The UK's largest private house was the subject of a long-lasting political dispute.

A preserved 18th century steel factory.

Cemetery established by the Victorians as a solution to the overflowing graveyards.

One of the last doorless, continuously moving elevators still in use in the U.K.

One of the last remnants of the Bessemer process that revolutionized steel production during the industrial age.