Driver-less bus on Zhangjiajie glass bridge(1/4)

An automated bus drives on the glass bridge of the Grand Canyon scenic area in Zhangjiajie, Hunan Province, on April 24, 2019. The scenic area will offer the self-driving bus service, which can carry 25 people and reach a speed of up to 40 kilometers per hour. (Photo/IC)

An automated bus drives on the glass bridge of the Grand Canyon scenic area in Zhangjiajie, Hunan Province, on April 24, 2019. The scenic area will offer the self-driving bus service, which can carry 25 people and reach a speed of up to 40 kilometers per hour. (Photo/IC)

Photo shows the interior of the bus in the Grand Canyon scenic area in Zhangjiajie, Hunan Province, on April 24, 2019. The scenic area will offer the self-driving bus service, which can carry 25 people and reach a speed of up to 40 kilometers per hour. (Photo/IC)

Photo shows the automated bus in the Grand Canyon scenic area in Zhangjiajie, Hunan Province, on April 24, 2019. The scenic area will offer the self-driving bus service, which can carry 25 people and reach a speed of up to 40 kilometers per hour. (Photo/IC)