A worker balances on a bamboo scaffolding above the streets in Hong Kong on March 20, 2014. Hong Kong's bamboo scaffoldings remain a common sight high above the streets of the city, scaling the sides of towering, ultra-modern steel and glass buildings on traditional bamboo poles linked through ancient design concepts. AFP PHOTO / Philippe Lopez (Photo credit should read PHILIPPE LOPEZ/AFP/Getty Images)
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Hong Kong's death defying bamboo scaffolding
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Bamboo scaffolding surrounds Hong Kong's skyscrapers. CNN's Ivan Waton explains why.
02:24 - Source: CNN
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A worker balances on a bamboo scaffolding above the streets in Hong Kong on March 20, 2014. Hong Kong's bamboo scaffoldings remain a common sight high above the streets of the city, scaling the sides of towering, ultra-modern steel and glass buildings on traditional bamboo poles linked through ancient design concepts. AFP PHOTO / Philippe Lopez (Photo credit should read PHILIPPE LOPEZ/AFP/Getty Images)
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Hong Kong's death defying bamboo scaffolding
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TOPSHOT - A Sri Lankan resident walks through damaged homes at the site of a collapsed garbage dump in Colombo on April 16, 2017. Hopes of finding anyone alive under a collapsed mountain of garbage in Sri Lanka's capital faded as the death toll reached 23 with another six reported missing, police said. Hundreds of soldiers, backed by heavy earth moving equipment were digging through the rubbish and the wreckage of some 145 homes that were destroyed when a side of the 300-foot (90-metre) high dump crashed on April 14. / AFP PHOTO / ISHARA S. KODIKARA (Photo credit should read ISHARA S. KODIKARA/AFP/Getty Images)
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People gather near the site of a coal mine collapse near Lalmatia in Godda district in eastern Jharkhand state on December 30, 2016. At least five workers were killed and scores more feared trapped on December 30 after a massive mound of earth caved in at a coal mine in eastern India. / AFP / STRINGER (Photo credit should read STRINGER/AFP/Getty Images)
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