Antarctica
2022
Canadian Arctic
2021
Vietnam
2018
South Africa
1992
Tanzania
2008
Hawaii
2017
Alaska
2014
Oregon
2023
China
1998
India
1995
Bali
2002
USSR
1983
New England & Pennsylvania
2021
Argentina
2019
Ecuador
2022
Brazil
2022
Spain
2022
Egypt
1983
Iceland
2019
Lithuania
2018
Cambodia
2019
Cuba
2017