These carved medieval "mercy seats" are among the finest in the world.

This Victorian footbridge over the River Tees was originally built to carry water from the high moorland to the industrial towns on the coast.

A unique 1980s designed church sits uncomfortably in its traditional Victorian churchyard.

This charming, narrow-gauge railway in the Thames Estuary is sometimes referred to as the "Train to Nowhere."

The rusting relics of Southampton's former luxurious flying boat industry.

Soldiers carved these regimental badges into the chalk hills in remembrance of those who died in World War I.

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

A 15th-century former coaching inn forms the implausibly grand entrance to a 1980s shopping mall.

Tucked inside a South Bank bar is an epic expressionist chronicle of the 20th century.

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

English Protestants once criticized this enormous private chapel for being too ornate.

A menagerie of curiously bred creatures.

Artists have long been drawn to these atmospheric 12th-century ruins.

A sea cave with a waterfall and Viking past

In the U.K., a historic workhouse shines a light on the early, harsh treatment of the poor.

This 1776 beacon on the coast of Wales is said to have a ghost called Raymond, the last lighthouse keeper.

Abandoned for over 20 years, this Art Deco seaside swimming pool is a magnificent waste.

A set of medieval stained-glass windows tell the gruesome story of a Viking siege.

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

This overgrown Victorian chapel made of corrugated metal looks utterly out of place.

The grand complex of buildings that comprise Liverpool's Exchange Flags includes a vast World War II bunker that has been frozen in time.

The abandoned railway bridge stands hidden in the farmland of rural Cumbria.

Soak up some local history in this restored Edwardian era swimming pool.

The medieval woodcut-style artwork chronicles life in medieval London.