On Wings of Gold Adventure Route in the Auric Basin. Guarantees Gold Medal
You can toggle them in the GW2TacO / BlishHUD menu -> Tekkit's Guides -> Heart of Thorns -> Auric Basin -> On Wings of Gold. If you don't see these routes in the game, double-check if you properly followed Installation Instructions. If you still have issues, let me know in the #all-in-one-issues channel on our Discord