diff --git a/core/src/com/unciv/logic/map/TileMap.kt b/core/src/com/unciv/logic/map/TileMap.kt
index 50fc7dca74..68b8e4bff8 100644
--- a/core/src/com/unciv/logic/map/TileMap.kt
+++ b/core/src/com/unciv/logic/map/TileMap.kt
@@ -184,7 +184,9 @@ class TileMap {
 
     fun getViewableTiles(position: Vector2, sightDistance: Int): List<TileInfo> {
         val viewableTiles = getTilesInDistance(position, 1).toMutableList()
-        val currentTileHeight = get(position).getHeight()
+        val tile = get(position)
+        // mountains do not give sight bonus when on them
+        val currentTileHeight =  if (tile.baseTerrain == Constants.mountain) 0 else tile.getHeight()
 
         for (i in 1..sightDistance) { // in each layer,
             // This is so we don't use tiles in the same distance to "see over",