
China opens world's highest expressway tunnel, slashing travel time
World's Longest Expressway Tunnel Opens in China at 9,842 Feet The Tianshan Shengli Tunnel, a 13.75-mile (22 km) long tunnel at the center of the Urumqi-Yuli Expressway, is now open in China's Xinjiang Uyghur Autonomous Region. Constructed over f...







































