NT Atlas is an online application allowing users to view and query some of the more commonly used Northern Territory Government spatial datasets. The NT Atlas provides an interface to the NT Spatial Data Directory (NTSDD). The NT Spatial Data Directory (NTSDD) is available by clicking on the "Spatial Data Search " tab of the NT Atlas. The NTSDD is a catalogue of spatial datasets available from the various government departments of the Northern Territory. Users can search by keywords or data themes to access the metadata and contact details required to obtain the data.