diff --git a/C_Map.lua b/C_Map.lua
new file mode 100644
index 0000000..24b130c
--- /dev/null
+++ b/C_Map.lua
@@ -0,0 +1,135 @@
+---@meta
+---
+--- C_Map is a namespace for functions related to the world map and navigation.
+---
+--- @class C_Map
+C_Map = {
+	--- @return number
+	--- Returns the best map for the player's current location.
+	GetBestMapForUnit = function() end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns information about a map.
+	GetMapInfo = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map art ID for a map.
+	GetMapArtID = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map art background ID for a map.
+	GetMapArtBackgroundID = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map art layers for a map.
+	GetMapArtLayers = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map art style for a map.
+	GetMapArtStyle = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map art tiles for a map.
+	GetMapArtTiles = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map children for a map.
+	GetMapChildrenInfo = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map flags for a map.
+	GetMapFlags = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map group ID for a map.
+	GetMapGroupID = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map link info for a map.
+	GetMapLinkInfo = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map parent info for a map.
+	GetMapParentInfo = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map rect for a map.
+	GetMapRect = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map type for a map.
+	GetMapType = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return table
+	--- Returns the map zones for a map.
+	GetMapZones = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is valid.
+	IsMapValidForNavigation = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a dungeon map.
+	IsDungeonMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a raid map.
+	IsRaidMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a battleground map.
+	IsBattlegroundMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is an arena map.
+	IsArenaMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a world map.
+	IsWorldMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a continent map.
+	IsContinentMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a zone map.
+	IsZoneMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a micro dungeon map.
+	IsMicroDungeonMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is an orphan map.
+	IsOrphanMap = function(uiMapID) end,
+
+	--- @param uiMapID number
+	--- @return boolean
+	--- Returns whether a map is a cosmic map.
+	IsCosmicMap = function(uiMapID) end,
+}