Sry no pics a guide i wrote a while ago reposting on this forum.
1) go to the grand exchange and buy 12911 light orbs for the price of 112 each costing a total of 1,4M gp
2) Next head to the lumbridge basement with a light source and enter the cave.
3) After that talk to the goblin and go to the otherside of the cave then head south to a large group of doors
4) Walk into Dorgeshuun and go to the bank and grab your light orbs 28 at a time non noted
5) Walk around the whole city up and down the stairs and look for lights that arent lit
6)Use the light orb with the broken light to repair it
You will get 1000 firemaking experience for each broken light you repair
5000 extra firemaking experience will be gained if you manage to repair 100 lights.
1) go to the grand exchange and buy 12911 light orbs for the price of 112 each costing a total of 1,4M gp
2) Next head to the lumbridge basement with a light source and enter the cave.
3) After that talk to the goblin and go to the otherside of the cave then head south to a large group of doors
4) Walk into Dorgeshuun and go to the bank and grab your light orbs 28 at a time non noted
5) Walk around the whole city up and down the stairs and look for lights that arent lit
6)Use the light orb with the broken light to repair it
You will get 1000 firemaking experience for each broken light you repair
5000 extra firemaking experience will be gained if you manage to repair 100 lights.