Connecting Waterways: The Historic Significance of Portages (Apr 17, 2026 12:19)
This post will discuss the historic significance of portages and their depictions on ma...

What’s Blooming in the Map Division (Apr 9, 2026 06:30)
This post highlights activities and events during the month of April in the Geography a...

A Drifting World: The Supercontinent of Pangaea (Apr 3, 2026 06:07)
Around 200 million years ago, the supercontinent of Pangaea began to break apart into t...

Home Rule Comes for Home Brew: Mapping Whiskey Regulation in the United States (Mar 27, 2026 10:08)
The production of distilled spirits, especially whiskey, has been an economic asset of ...

Founded in the Forest: Mapping the History of Belize (Mar 19, 2026 06:51)
A fascinating 1787 map serves as a cartographic launching point for exploring the uniqu...

A Country the Size of Washington, DC (Mar 13, 2026 13:36)
This post explores the history and geographic complexity of Europe’s fourth-smallest co...

The Dante Map: Mary Hensman’s Masterpiece (Mar 2, 2026 09:12)
This post features a map designed by the 19th century scholar Mary Hensman. The map is ...

Illustrating Geospatial History: Tracing the Development of Topological Data Through Comics (Feb 20, 2026 10:31)
This blog post from the Geography & Map Division explores illustrated comics create...

Mapping a Nascent Nation (Feb 13, 2026 05:31)
In just under 5 months, on July 4, 2026, Americans will celebrate the United States Sem...

Virtual Orientation – Nautical Charts in the Geography and Map Division (Feb 3, 2026 12:26)
Join us on Tuesday, February 10 at 3pm Eastern for a virtual orientation discussing nau...