Preserving the past and advancing the future of maps

Learn about our collections

Inspiring learning through map education

Resources for teachers and students

Digital humanities bring geography alive

Explore digital projects

Reference and research for everyone

See what you can learn

What’s new?

For K-12 teachers

Our educator resources support teachers in fields ranging from geography and social studies to STEM and world history

For researchers

Our collections open up countless ways of exploring people and places around the world, and we welcome researchers from all walks of life

Search digital collections

Make a quick search of our main Digital Collections portal. For more, see Searching the Collections.

How do we know what’s true in a map?

Our new digital exhibition, Bending Lines: Maps and Data from Distortion to Deception, looks at how maps and visual information construct the truth — or at least what the mapmaker wants you to believe is the truth.

Explore the exhibition

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