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See Studies on Map

Map of All Studies on

On the map below, click on a region to show a more detailed map (when available) or see a list of studies with locations in that region (when a detailed map is not available).
Map Legend
Region Name Number of Studies
World 419,801
South America 12,830
Argentina 3,404
Bolivia 61
Brazil 8,756
Chile 1,949
Colombia 1,672
Ecuador 166
French Guiana 28
Guyana 2
Paraguay 67
Peru 1,167
Suriname 5
Uruguay 80
Venezuela 178

Click on a region name link to show a map of that region

Click on a study count link to see a list of studies in that region. Use your browser's back button to return to this list and view studies in another region.

Studies with no locations are not included in the study counts or on the maps.

Studies with multiple locations are included in each region where the study has locations.