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A portion of a black and white map showing a river with a bridge crossing the lower middle. river boats are traversing the river.

Map of the Month: March 2025

Founded just after the Revolutionary War, the city of Parkersburg was settled at the confluence of the Ohio and Little Kanawha rivers in West Virginia. Originally called Newport, the town’s name was c...

A portion of the map showing the title "Tombstone A.T." with the subtitle "By R. N. Mullin Toledo Ohio" and a portion of Toughnut Street.

Map of the Month: February 2025

Tombstone is a southeast Arizona town that lies on the historical road between El Paso Texas and San Diego. That critical transportation feature contributed to its importance in the 19th and 20th cent...

A portion of the Australia map detailing the area surrounding Melbourne

Map of the Month: January 2025

First populated almost 70,000 years ago by Indigenous Australians, Australia is a diverse and beautiful land. Large interior deserts span the majority of the continent, while Eucalyptus forests domina...

A portion of the southern portion of the Island, centered on the Kaʻū Desert.

Map of the Month: December 2024

Last month, we covered the 49th state in the union. This month, we’re heading to number 50: Hawai’i! This archipelago, an independent unified kingdom from 1810 to 1893, was annexed by the United State...

A zoom in on the map showing the church of Guadalupe Hildago.

Map of the Month: September 2024

¡Bienvenidos todos a la Ciudad de México! From the chinampas of Xochimilco to the National Palace in the city center, Mexico City is one of the most historically significant cities of Latin America. W...

A portion of the map showing the Connach and Ulster regions

Map of the Month: August 2024

The distribution of particular surnames on the island of Ireland lends clues as to the history and movement of its people. Primarily, Irish surnames originate from the Irish language. These names are ...

A zoom in on the 1969 "Space Age" of the Tucson, Arizona Vicinity, centered on Tucson.

Map of the Month: July 2024

Project Gemini was the precursor to the famous Apollo program. The main goal of Project Gemini was to support the Apollo program’s main mission: Putting a man on the moon. Developing orbital maneuvers...

A subsection of the National Parks and Monuments map showing a portion of the California-Nevada Border. Yosemite National Park and Sequoia National Park are prominent, with red boundaries separating them from the green national forest boundaries.

Map of the Month: March 2024

The United States National Park Service (NPS) currently administers 63 National Parks and 85 National Monuments, among the astonishing 423 total areas managed by the agency. That scope wasn’t always s...

Section of the map showcasing the island of New Guinea. The western half was 'Netherlands New Guinea' while the eastern half was split in two with North East New Guinea to the north and the Australian state of Paupa to the south.

New Web Index: 1959 World Less Polar Regions

A new web map, 1959 World Less Polar Regions, is now live on ASU GeoData. The web map indexes a newly digitized series of maps produced by the Army Map Service in 1959. The maps depict the world at th...