| Iceland - Reykjavik |
Denmark - Faroe Islands |
Antarctica - Showa Base |
| Africa - Cape Verde |
Portugal - Azores |
Antarctica - McMurdo Station |
| Portugal - Madeira |
Norway - Longyearbyen |
Antarctica-Davis Station |
| Spain - Canary Islands |
Antarctica - Rothera Research Station |
Antarctic |
| United Kingdom - Falkland Islands |
Australia - Macquarie Island Station |
Antarctica - Key West Station |
| UK-Bermuda |
Antarctica - Vostok Station |
Antarctica-Mossen Station |