Guoliang Tunnel is a road tunnel that is very famous in China. The tunnel is considered to be known as the hidden story behind the manufacture of the tunnel. The tunnel is located in the Taihang Mountains, China's Henan Province is also famous as one of the most horrible way.
In 1972, the tunnel was built by local villagers, which takes five years to complete the tunnel along the 1,200 meters with a height of about 5 meters and a width of 4 meters. But during its manufacture, several villagers were killed in an accident. And now many cases of accidents when it passed this way, but nevertheless did not deter or frighten others reply to fixed to make this road as an alternative. And the road was opened to the public on May 1, 1977.
