The treasure hunt, created by ShadowPhoe of Skywatch, Starts within the region of skywatch (Region post located @ 200,200) and then continues on to the east of the region (Located @ 458, 283). The road stretches a great distance (Stopping at Emeralds Region), and covers many areas. Currently impossible to get all treasures without backtracking.
A complete guide can be found within an Imgur Album created by ShadowPhoe
If you would like to submit any issues please /mail ShadowPhoe on the server