Nautical and International Waters Charts

Are you looking for nautical charts?  NOAA’s paper nautical charts are available as “print on demand” up to date to the time of purchase.  You can also download charts in PDF format for free.


Looking for open ocean and international waters charts?  They are produced by the National Geospatial-Intelligence Agency (NGA) and available through vendors as “print on demand” products.

Geography of the Post Office

During the second half of the nineteenth century, the introduction of the post office changed daily life in the Western United States. Over the course of 50 years, the number of post offices in this region expanded from just a handful to several hundred. Some post offices were established and stayed in operation long term; others had much shorter life spans as the west continued to change.

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SCAG/ESRI Story Maps Student Challenge

Calling all students! The Southern California Association of Governments (SCAG) is currently accepting abstracts for a student showcase at our annual Regional Conference and General Assembly on May 4 and 5 in Palm Desert. SCAG is looking for outstanding student work in two categories: sustainability planning posters and ESRI Story Maps using SCAG data. Continue reading