See Studies on Map

Map of All Studies on

Click on the map below to show a more detailed map (when available) or to search for studies (when a map is not available).
Map Legend

Region Name   Number of Studies
World   200,201  
Africa   4,771  
Central America   2,256  
East Asia   19,489  
Japan   3,838  
Europe   55,981  
Middle East   8,304  
North America   97,259  
Canada   14,412  
Mexico   2,449  
United States   88,093  
North Asia   3,681  
Pacifica   5,241  
South America   6,781  
South Asia   3,236  
Southeast Asia   4,093  

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. Click on the Back button to return to this list and see 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.

This page last reviewed in April 2015