Needles, or the southern district, is the area east of the Colorado River. Angel Arch, Druid Arch, Paul Bunyans Potty, the Grabens, Elephant Hill, and Needles are common attractions. This area contains most of the artifacts from the Fremont people and the Anasazi in Salt, Davis, and Lavender Canyons.

The Maze-Standing Rocks District is located west of the Colorado River after its confluence with the Green River. This section is known for Elaterite Basin, Elaterite Butte, the Maze, Standing Rocks, the Doll House, the Fins, and Ernies Country.