Gateway to Hell : Turkmenistan urged to plug gas leaks driving climate change france24.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from france24.com Daily Mail and Mail on Sunday newspapers.
The 'portal to hell' is a 72-feet-wide, 245-feet-long tunnel that functions as a drain hole, swallowing approximately 48,000 cubic feet of water per second when the water level at California’s Berryessa reservoir lake rises above 15.5 feet. The phenomenon creates a spectacular spinning vortex effect.