Brine Rat Cavern is one of the RuneScape 2007 dungeons. Players should know that they need to start Olaf’s Quest to gain access to this dungeon. They can enter it while they are on the quest and after they have completed it. It’s important to mention that a spade will be needed to enter this dungeon. The item is needed every time. The dungeon can be found in the Fremennik …