The eternal resting place of the last highwayman hanged in England.

This crumbling 14th century chapel became so unstable the roofing apparently collapsed during a wedding ceremony, narrowly missing the curate's head.

This ancient Bedfordshire church was abandoned when the village's population slowly began migrating to new towns.

A relic of Victorian grandeur hides beneath a busy South London road.

Hidden beneath the streets of London is a secret subway that only carried mail.

This bunker in northern France was built by Nazi German forces with the intention of launching up to 50 V2 rockets at London each day.

Climb to the top of this windmill for a scenic panorama and up-close look at wind energy production.

An abandoned World War II tank left to rust in the downland.

The recreated ruins of a house designed to memorialize a World War I shelling on the town.

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

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

One of the U.K's earliest public water supplies is within the "plague village."

This aircraft museum is home to one of just three Halifax bombers in the world.

A copy of the brutal decapitation device that predated the French Guillotine by about 200 years.

The wreck of a B-29 Superfortress now stands as a memorial left in the moors.

This Georgian architectural masterpiece is the only cloth hall left in Britain.

Built in 1911, the Tees Transporter Bridge is one of only six transporter bridges still in operation.

The Isle of Wight’s “Island Line” serviced by former London Underground trains from the 1930s.

The world's oldest operational public pier railway has shuttled seagoing commuters from ship to shore since 1909.

This Victorian marvel of engineering and artistic prowess is nicknamed the "Cathedral of Steam."

This may be the last of London's wooden pavements, which were once a common sight in the city.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

The 2,000-year-old beam is tucked within the pedestrian entrance to the old London Bridge.

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.