diff --git a/API.md b/API.md
index ce5bbb96..e1007b06 100644
--- a/API.md
+++ b/API.md
@@ -82,6 +82,7 @@ createMapOptions: function (maps) {
  <GoogleMap  options={createMapOptions} ... />
 ```
 See "Custom map options example" in Examples below for a further example.
+See full options at [Google Maps Javascript API docs](https://developers.google.com/maps/documentation/javascript/controls#ControlOptions)
 
 #### onClick (func)