If you are looking for the "Misty Trees" region, it is a foggy forest area in for the PlayStation.
Upon entry, the map is obscured. You must find Atsu's Torch and light the Shrouded Lantern to clear the fog and reveal the map. Forgotten Hollow Misty Trees
The forest layout changes as you move through it, often forcing you to backtrack through areas that have physically shifted. Ori and the Blind Forest Walkthrough - Misty Woods [9] If you are looking for the "Misty Trees"
These unique trees grow in Forgotten Hollow and are essential for vampires who want to avoid hunting Sims. They can be found in several spots: Near the lake on the left side of the world map. Forgotten Hollow Misty Trees