The 17 Longest Tunnels In The World
PLATBUTSCH, AUSTRIA: 6.2 mi
GRAN SASSO D'ITALIA, ITALY: 6.3 mi
HIDA , JAPAN: 6.7 mi
YAMATE TUNNEL, JAPAN: 6.8 mi.
KANETSU, JAPAN: 6.9 mi
FOLGEFONN, NORWAY: 6.9 mi
BAOJIASHAN, CHINA: 6.96 mi
GUDVANGEN, NORWAY: 7.1 mi
MOUNT BLANC, FRANCE-ITALY: 7.2 mi
DIAPLINGI TUNNEL, CHINA: 7.6 mi
FREJUS, FRANCE-ITALY: 8 mi
HSUEHSHAN TUNNEL, TAIWAN: 8 mi
ARLBERG, AUSTRIA: 8.7 mi
ST. GOTTHARD TUNNEL, SWITZERLAND: 10.5 mi
QINLING ZHONGNANSHAN TUNNEL, CHINA: 11.21 mi
LAERDAL TUNNEL, NORWAY: 15.23 mi.
