The area that you'll farm in order to attain the level 50 is located within of the Slayer caves. The easiest method to reach it is making use of an Slayer rings. If you don't own it or you don't have it, you could use an Fairy rings with the combination and OSRS Fire Cape of j and R. If you do not have any way to get there easily, visit Fremennik lodestone and go towards the east. Grow...