** Objects that are '''not''' map layer items.
* If there is an object as the context of the map view (e.g. User opens a Geo content in the map), that object is displayed in addition to whatever else is.
* Image [[SYSCLS_MAPOVERLAY]| Ground overlay]]
** This overlays are used to visualize building schemes on the map.
{{Hint|Objects have to pass all the checks above in order to be shown.}}