The Forest North of Ellinia is a map in Victoria Road, Victoria Island. Monsters here are level 1 to 17: Slime, Stump, Axe Stump and 1 more. NPCs here include Magician Job Instructor.
Minimap from the game files. Positions are from the game files, not tested in Classic World. Portal kinds come from type names in the game files; kinds marked "not tested" have not been checked in Classic World. An unmarked portal has no portal graphic, so the way in may be a door drawn in the scenery.
Grey numbers are portals on another map: each opens that map with the portal picked out. A coloured number followed by "here" is a portal on the map above. Positions are from the game files, not tested in Classic World.
In Perion Street Corner, take3↗Right side · upper level
There, take portal1←Left side · middle level(you arrive in the middle, lower level, next to 10 here)or2↘Right side · lower level(you arrive in the middle, lower level, next to 12 here)or3↗Right side · upper level(you arrive in the middle, lower level, next to 13 here)or4↗Right side · upper level(you arrive in the middle of the map, next to 14 here)
There, take portal1↙Left side · lower level(you arrive on the right side, lower level, next to 17 here)or2↙Left side · lower level(you arrive on the right side, lower level, next to 15 here)
There, take portal1→Right side · middle level(you arrive on the left side, lower level, next to 4 here)or2↘Right side · lower level(you arrive on the left side, lower level, next to 6 here)
There, take portal1←Left side · middle level(you arrive on the left side, upper level, next to 7 here)or2↘Right side · lower level(you arrive on the left side, upper level, next to 9 here)
There, take portal1←Left side · middle level(you arrive on the right side, upper level, next to 18 here)or2↙Left side · lower level(you arrive on the right side, upper level, next to 19 here)
There, take portal1↖Left side · upper level(you arrive on the right side, middle level, next to 16 here)or2↘Right side · lower level(you arrive on the right side, middle level, next to 20 here)
There, take portal1↗Right side · upper level(you arrive on the left side, upper level, next to 3 here)or2↘Right side · lower level(you arrive on the left side, upper level, next to 5 here)