Merge pull request #614 from Citadel-Station-13/upstream-merge-26521

[MIRROR] Fixes templates/ruins not updating area list

code/modules/mob/dead/observer/observer.dm

@@ -355,9 +355,13 @@ This is the proc mobs get to turn into a ghost. Forked from ghostize due to comp
 	if(!isobserver(usr))
 		to_chat(usr, "Not when you're not dead!")
 		return
-	var/A
-	A = input("Area to jump to", "BOOYEA", A) as null|anything in GLOB.sortedAreas
-	var/area/thearea = A
+	var/list/filtered = list()
+	for(var/V in GLOB.sortedAreas)
+		var/area/A = V
+		if(!A.hidden)
+			filtered += A
+	var/area/thearea  = input("Area to jump to", "BOOYEA") as null|anything in filtered
+	
 	if(!thearea)
 		return