http://www.newsweek.com/china-plans-worlds-longest-tunnel-turn-desert-california-696326
origin - http://www.pipiscrew.com/?p=10862 china-34-5km-long-tunel
http://www.newsweek.com/china-plans-worlds-longest-tunnel-turn-desert-california-696326
origin - http://www.pipiscrew.com/?p=10862 china-34-5km-long-tunel