North of the Pirates house in level 56 wilderness. You'll need to dig at the location shown in the map below while having the clue scroll and navigation tools in your inventory. Be ready to fight a lvl 65 wizard that will attack you with the flames of Zamorak spell, you'll need to use the protect from magic prayer. Avoid bringing items that you are not prepared to lose. If you are attacked by another player you can teleport away unless you're above level 20 wilderness, at higher levels you have to log out before you are being attacked. Avoid the area North of the Mage arena, there is always high level pkers there.

Required items: clue scroll, watch, sextant, chart, spade, weapon able to cut a web, two pieces of armour, anti poison, teleport runes and food.

Required quests: none.

Possible way of transport: Use Ardougne lever to teleport to the Deserted keep, cut the web and run to the South of the Mage arena. You can access the Ardougne lever from the little house west of the Ardougne castle, it will teleport you to the Deserted keep.