Region
- Acadia National Park 1 results
- Acadia National Park (Me.) 1 results
- Afghanistan 1 results
- Africa 19 results
- Africa, Central 1 results
- Africa, Eastern 2 results
- Africa, North 1 results
- Africa, Southern 3 results
- Africa, West 1 results
- Afrique du Sud 1 results
- Alabama 2 results
- Alaska 2 results
- Alberta 1 results
- America 3 results
- Amsterdam Region 2 results
- Andes 1 results
- Antarctic Ocean 1 results
- Antarctica 6 results
- Arabian Peninsula 1 results
- Arctic Ocean 1 results
- Arctic regions 5 results
- Argentina 1 results
- Asia 3 results
- Aswaan (Egypt) 1 results
- Aswān 1 results
- Australia 2 results
- Bang Chan 1 results
- Bang Chan (Thailand) 1 results
- Barbados 1 results
- Belarus 1 results
- Belgium 1 results
- Berlin 2 results
- Brazil 1 results
- California 6 results
- Cambridge 1 results
- Canada 12 results
- Caribbean Sea 1 results
- Chesapeake Bay (Md. and Va.) 1 results
- China 11 results
- Cuba 2 results
- Czechoslovakia 1 results
- Deep River (Ont.) 1 results
- Denmark 1 results
- Developed countries 1 results
- Developing countries 21 results
- Djaburluku 1 results
- Earth 2 results
- Egypt 2 results
- El Nino Current 1 results
- El Salvador 1 results more…