New Mexico news

Historic map of American Southwest showing proposed railroad routes, southwestern topography, and wagon trail taken by surveyors in the Territory of New Mexico. Bold yellow text indicates the location, “Territory of New Mexico '', while small italicized black text represents indigenous tribes in the region like the Pah Utahs, Mohaves, Tontos, and Cosninas. Mountain ranges and high topography is represented by green areas with hatch marks reflecting elevation. The proposed railroad routes are in purple.

Map of the Month: September 2022

Our September Map of the Month is this mid-1800s map exploring the feasibility of constructing a trans-continental railroad route through Arizona. The full title is “Explorations and Surveys for a Rail Road Route from the Mississippi River to the Pacific Ocean, Route Near the 35th Parallel, Map No. ...

New Web App: Western North America Vegetation and Locust Map

Our latest web app, Western North America Vegetation and Locust Map, is now live and available to the public. Map of a Portion of Western North America Showing the Distribution of Vegetation with Reference to the Multiplication of and Means o...