There are companies which offer such tours to Kazakhstan. They drop you off in complete wilderness, no other living soul in the radius of 500km. They give you a

There are companies which offer such tours to Kazakhstan. They drop you off in complete wilderness, no other living soul in the radius of 500km. They give you all the gear/food/ammo, a bunch of coordinates with supplies pre-cached, a Thuraya satellite phone in case you decide to give up midway. It costs a fortune, though.