Enjoy these maps of our region.

Both the US and Mexico make available free high quality, detailed topo maps! Download US topo maps at various scales at the USGS Store. Download , Sonora, Mexico topo maps at Inegi here (choose the "mapas" tab.

Ecoregions of Arizona by USGS

Ecoregions of Arizona by USGS - map image

How to find and download free Topo maps in the US and Mexico

Example topo map, Atil, Sonora, Mexico (H12A58)

Map of the rivers of northern Sonora, Mexico

Map of the rivers of northern Sonora, Mexico

Municipios of Sonora, Mexico #2

Map of Municipios of Sonora, Mexico

Federal Lands in United States

Map of Federal Lands in United States

Municipios of Sonora, Mexico

Municipios of Sonora, Mexico

Roadmap of Sonora, Mexico

Roadmap of Sonora, Mexico

Vegetation Communities of southwestern North America

Vegetation Communities of southwestern North America

Brown and Lowe Vegetation Community Map, Modified

Brown and Lowe Vegetation Community Map, Modified

Map of the upper Santa Cruz River watershed in Arizona

Map of the upper Santa Cruz River watershed in Arizona

Map of Sonora, Mexico

Map of topography, major roads, and rivers of Sonora, Mexico

Sonoran Desert Subdivision map, Shreve 1951

Sonoran Desert Subdivision map, Shreve 1951

Population distribution map of Sonora, Mexico in 2000

Population distribution map of Sonora, Mexico

Vegetation Association Map of Sonora, Mexico

Vegetation Association Map, Sonora, Mexico

Sky Island Biotic Influences Map

Map of vegetative influences in Sky Islands

Rainfall map of Sonora, Mexico

Rainfall map of Sonora, Mexico

Map of the Sky Island region of Arizona, Sonora, New Mexico, and Chihuahua

Map of the Sky Island region of Arizona, Sonora, New Mexico, and Chihuahua