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Map and Geospatial Hub news

Map of the United States in 1893 featuring geologic categorization of multiple rock types denoted by color and texture

Map of the Month: May 2021

Our May Map of the Month is this Reconnoissance Map of the United States by William John McGee from 1893. It displays the geologic variation throughout the regions of the United States as documented a...

Map of Mexico and Central American nations featuring color-coded regions denoting speakers of different Indigenous languages

Map of the Month: April 2021

Our April Map of the Month is this 1909 Linguistic Map of Mexico and Central America by Cyrus Thomas and J.R. Swanton. It displays the geographic distribution of a variety of Mesoamerican languages an...

Poors Railroad and Utilities Maps index, magnified to midwest and northeastern United States.

New Map Collection and Index: Poor’s Railroad and Utilities Maps

The index for our new digital image collection, the Poor’s Railroad and Utilities Maps collection, is available to the public here. ...

Strip Maps of Central Phoenix

New Map Collection and Index: Strip Maps of Central Phoenix

The index of our latest digital image collection, Strip Maps of Central Phoenix, is now available to the public in this interactive web map. Geographic Coverage: Phoenix, Arizona, United States Tim...

ArcGIS Online logo

ArcGIS Online Update -- April 13

ArcGIS Online Update -- April 13 Esri has announced that the new ArcGIS Online update is ...

Pilot Chart of the Great Lakes

Map of the Month – March 2021

Our March 2021 Map of the Month is this 1897 Pilot Chart of the Great Lakes by J.E. Craig and A.C. Roberts. It includes a detailed navigational map of the lakes as well as a variety of information on ...

ASU News: Visualizing the last great Grand Canyon expedition

View the full ASU News article, Visualizing the last great Grand Canyon expedition, written by senior reporter Scott Seckel, and published on February 12, 2021 at the following URL: https://news.asu.e...

Cropped segment of map overlaid upon the Colorado River.

New Digital Map Exhibit: Visualizing the Survey: Plans and Profiles of the Colorado River

The Map and Geospatial Hub is pleased to announce a new digital map exhibit: Visualizing the Survey: Plans and Profiles of the Colorado River ...

A section of the map focusing on the central portion of the state. The county names, Maricopa, Gila, Graham, and Greenlee, are written in bold and are positioned in the center of their respective location. A bold red boundary outlines county-lines. Segments of the map, including the Fort Apache, White Mountain, Salt River, and Gila River indigenous reservations are outlined and filled with yellow. Counties colored with a green boundary represent national forests.

Map of the Month – February 2021

On February 14, 1912, the Territory of Arizona became a state at the end of one of the most complex journeys to statehood in American history. To celebrate Arizona’s statehood anniversary, February’s ...