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

Seat of the Duke and Duchess of Devonshire for centuries.

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

One of the town's most famous residents, holding one of his most famous creations.

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.

Legend has it the famous Robin Hood would attend mass at this 12th-century Cistercian abbey in Sherwood Forrest.

This iconic Peak District ridge was once one of the busiest roads in medieval Britain.

An enormous steel waterfall is a nod to the substance that shaped Britain's Steel City.

A tribute to the women who quietly kept the local steelworks alive during both world wars.

This police call box harkens back to an era of pre-radio communications, and has a rather unique feature.

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

Located behind the Riverside Pub is a nautical fantasy from one of the area's renowned street artists.

Once a training ground for Olympic athletes, this artificial ski slope has fallen into ruin after a fire in 2012.

A repurposed railway tunnel with otherworldly acoustic characteristics.

An oddly shaped tower built to mark the acquittal of Admiral Keppel in a controversial 1770s case.

This tribute to a beloved cricket umpire is a magnet for risqué pranksters.

These medieval monastery ruins are surprisingly overlooked by most tourists.

These ruins are a monument to the region's industrial heritage, and the site of England's worst mining tragedy.

A folly built to satisfy a gentleman's bet that he could drive his horses through the eye of a needle.

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.

This mummified mermaid corpse is an aquatic curio that was eventually revealed to be a fake.

Explore Hull's historic Old Town by following the sea creatures scattered throughout its charmingly cobbled streets.