do you guys know there is a door to hell in the world ,and that door to hell is Darvaza Gas Crater ,and that door is in Turkmenistan country and the reason of calling door to hell is keep burning from year 1971 and till now its still burning because of methane gas and that place is 260km away from ashgabat city ,the diameter of the door is 230feet and every year lots of tourist visit that place to have a look