so i think u guys mixed up the nether files with the (y -0) folders bc its simular to the nether check with gm 3 (spectator) arouind and the lava that is overworld lava lakes are stone u can see what should have been lava (if u want screen shots i can send some later) check below -0 and u can find it you´re self (u might haft to fly around a bit to find it)