Center for Geographic Analysis Harvard University
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Google Earth Pro

To download Google Earth Pro (free):

Go to:

Click Agree and Download.

Run the installation file that is downloaded, and Google Earth Pro will open.


CARTO (formerly CartoDB) is an online platform that offers easy-yet-powerful entry into the world of location-based analytics, allowing users to create rich, interactive maps, perform advanced analysis, and develop location-bas

CGA GitHub Page

The CGA developes a fair amount of open source code, most of which is published on GitHub here.

WorldMap Platform

The WorldMap platform ( is being developed by the Center for Geographic Analysis (CGA) at Harvard to lower barriers for scholars who wish to explore, visualize, edit, collaborate with, and publish geospatial information. 

HGL Desktop Tool for ArcMap

This tool is a free extension developed by CGA and the Harvard University Library Technology Services that allows Harvard ArcMap users to search the extensive holdings of the Harvard Geospatial Library (HGL) and acce

American Community Survey - Free ArcGIS extension

American Community Survey (ACS) is a continuous measurement program replacing the census long form. This ArcGIS mapping extension was developed to provide information about the use of ACS, and also tools to map ACS data.

Google Earth

Virtual Earth application which can be used to display geographic information. Free.

Geographic Position Finder

Use the CGA's Geographic Position Finder to get latitude and longitude coordinates for your work. You can click, drag, and drop a marker to view its latitude & longitude coordinates, good to six decimal places.


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