Military

This star-shaped artillery fort protected the mouth of the Thames from the 16th century to the Second World War.

This abandoned gun tower was built to defend the River Thames from a French naval attack.

This large torch on the Hove coastline helped Sir Francis Drake defend England from the Spanish fleet.

Where a guard killed nine German prisoners during one of the worst 20th-century POW camp massacres in U.S. history.

This abandoned urban warfare facility is a dream come true for airsoft and paintball enthusiasts.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

French prisoners carved these boats from the bones of their meat rations.

The only one of New Hampshire's original 14 World War II watchtowers to survive in near-original condition.

A swath of France so devastated by war it is still forbidden to go there.

A long-overdue monument to the forgotten British men drafted into the coal mines during World War II.

In an isolated field near a dilapidated barn stands this chilling portrayal of the plight of the Nuba peoples of Sudan.

A monument to the two U.S. officers killed by North Korean troops while trying to trim a poplar tree.

This striking fort on the Maginot Line looks just as it did after being destroyed in the Fall of France.

The site of many tense prisoner exchanges across the Military Demarcation Line between North and South Korea.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

The memorial gravesite of the young composer of China's national anthem.