China's President Xi Jinping today officially launched the world's longest sea bridge that cost £14 billion to build and connects Hong Kong, Macau and mainland China. Danyang-Kunshan Grand Bridge, China (102 miles) 2. Tianjin Grand Bridge, China (72 miles) 5. Hong Kong leader Carrie Lam said the bridge would help transform Hong Kong from a 'connector to a more active participant'. Online commenters in Hong Kong complained about the bridge's restricted access ahead of the launch.

Source: Daily Mail October 23, 2018 09:05 UTC