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21 films
In May 2021, war erupts between Israel and Hamas, revealing the conflict's human impact.
A young woman spends her 18th birthday homeless on the streets, living under an overturned couch in America.
50,000 spectators once filled the Colosseum, a monumental structure completed in 80 AD, as archaeologists investigate its historical significance.
Man-made underground tunnels significantly influenced the First World War, initially serving as attack routes and later as safer accommodations for soldiers.
A mole can build up to 20 meters of tunnel per day, creating a network of underground homes that often frustrate gardeners each spring.
Herman Hoppe's diaries reveal the strategic and personal experiences of a German engineer involved in the intense mine warfare centered around a small French town during World War I.
Chatterley Whitfield coal mine, once the UK's first to produce 1 million tonnes of coal annually, now serves as a mining museum offering underground tours.
Six years is how long Rick has lived in and out of tunnels in Las Vegas, relying on odd jobs and panhandling to survive.
In 2014, a construction project began to create a new 72 km route in the Suez Canal, allowing for two-way navigation and increasing its depth to 24 m.
Two engines are needed to pull the carriages up the steep hill of the Khyber Pass, a historic route used by smugglers and tourists alike.
Joaquin 'El Chapo' Guzman's trial nears its end as jury deliberations begin on Monday.
London's abandoned underground railway, operational from 1927 to 2003, once transported millions of letters daily through a vast network of tunnels.
Hundreds attend a funeral for an Islamic Jihad fighter in Gaza City, where children fire guns into the air during a 72-hour ceasefire.
Guernsey Island's historical remnants from World War Two include Hitler's largest bunker at Batterie Mirus and an extensive underground hospital.
Israeli soldiers use night vision goggles and sniffer dogs during operations in Gaza, while flares complicate their visibility on the battlefield.
More than 60 Palestinians died in 2009 due to incidents related to tunnel work in Gaza, including bombings by the Israeli air force.
Residents of the Las Vegas tunnels face dangers and isolation while seeking refuge underground.
Israel says that its gaza airstrikes target Hamas tunnels used for smuggling weapons.
Phil and Heather explore the bloody history of the Rock of Gibraltar in abandoned tunnels.
Kurdish forces report that Abu Bakr al-Baghdadi frequently visits the ISIS-held village of Bargh, located just south of their front line in Iraq.
Danny Baker discusses the obsession with tunnels in a BBC 4 episode, reflecting on their historical significance and the nature of archival footage.