The Huajiang Grand Canyon Bridge, the world’s tallest bridge, officially opened to traffic on Sunday morning in Southwest China’s Guizhou province, Xinhua news agency reported.

After three years of construction, the colossal structure has reduced travel time across the deep canyon from two hours to just two minutes.

Soaring 625 metres above the Beipan River in Guizhou’s mountainous terrain, the bridge is nearly nine times as tall as San Francisco’s Golden Gate Bridge.

Furthermore, with a main span of 1,420 metres, the project has been recognised by Guizhou provincial authorities as the world’s longest-span steel truss girder suspension bridge in mountainous terrain.

The ‘Earth's crack’

Spanning the Huajiang Grand Canyon, dramatically dubbed “the Earth's crack”, this 2,890-metre-long

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