Open or close the search fields display
1781 Studies found for: Bulgaria
A similar map is available for all studies in
Click on the map below to show a more detailed map (when available) or search for studies (when map not available).
Map Legend
Region Name   Number of Studies
World 1,781  
Africa   [map]   516  
Central America   [map]   223  
East Asia   [map]   702  
Japan 299   [studies]
Europe   [map]   1,781  
Middle East   [map]   721  
North America 1,278  
Canada   [map]   751   [studies]
Mexico 555   [studies]
United States   [map]   1,143   [studies]
North Asia   [map]   1,135  
Pacifica   [map]   616  
South America   [map]   736  
South Asia   [map]   325  
Southeast Asia   [map]   453  

Click on a [map] link to show a map of that region.

Click on a [studies] link to search within your current results for studies in that region. Use the back button to return to this list and try another region.

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

Studies with multiple locations are included in each region containing locations.