World's Greatest Bridges
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Opened in 1966, the 1.6 kilometre-long Severn Bridge was the first road bridge to connect England and south Wales by spanning the Severn estuary, one of the most dangerous waterways in Britain. An ill-fated 19th-century railway crossing had previously existed over the Severn, but it was demolished in the late 1960s after a... 43:13 Expired
At 343 metres, the Millau Viaduct over the Tarn gorge in southern France is the world's tallest bridge and considered by many to be the world's most beautiful. Engineer Rob Bell meets the design team, including architect Norman Foster and structural engineer Dr Michel Virlogeux, and learns about the innovative and ancient ... 43:25 Expired
Engineer Rob Bell recounts the story of the Brooklyn Bridge in a classic New York tale featuring big money, corruption, ambition and tragedy. Over a mile in length, the bridge connects the New York boroughs of Brooklyn and Manhattan, spanning the East River. A feat of pioneering 19th-century technology, it took 14 years to... 43:13 Expired
In rural Shropshire, Rob Bell reveals how a breakthrough in iron production during the 18th century allowed structures to be built from metal on a scale that had hitherto been impossible. This led architect Thomas Farnolls Pritchard and ironmaster Abraham Darby to formulate a bold plan to design a bridge. 43:08 Expired
Sydney Harbour Bridge, the world's tallest and widest steel arched bridge, was completed in 1932, more than a century after its initial proposal. Connecting the northern suburbs with the city centre, its completion brought together a city divided not just by water but by cultural differences. As engineer Rob Bell reveals, ... 43:34 Expired
Everything from its enormous size to its art deco styling and its unmistakable colour make San Francisco's Golden Gate Bridge an icon of world design. Rob Bell explores the fascinating history of an edifice that people claimed was impossible to build, and those who created it anyway. Joseph Strauss was the arrogant showman...