Vehicles drive along a 3.46 km-long lake-tunnel, a part of a 7.37 km-long bridge in Suzhou, east China's Jiangsu Province October 10, the day when the tunnel was put into operation after more than one year of construction. The tunnel is the first of its kind in Suzhou and the longest in China so far.

Vehicles drive along a 7.37 km-long tunnel-bridge in Suzhou, Jiangsu Province October 10, the day when the tunnel was put into operation after more than one year of construction. The project of the tunnel-bridge cost 2.71 billion yuan ($360.79 million).

Cars drive into a new 3.46 kilometer long underwater tunnel, part of a 7.37 kilometer long bridge in Suzhou, Jiangsu Province October 10, 2007.

(CRI, China Daily October 11, 2007)