That is an easy-to-follow tutorial on the Dig Web site quest on Previous College RuneScape. This quest is required for Varrock museum kudos and Desert Treasure. Hit “Present extra” for hyperlinks ↓

Required quests:
Druidic Ritual https://youtu.be/nmPYIBZfwdk

Required ranges:
10 Agility
10 Herblore
25 Thieving