Geographic location
Arctic
55
Antarctic
20
Greenland
20
Arctic Ocean
17
Southern Ocean
15
Pacific
14
The Antarctic
11
Austral
9
Canada
6
Crater Lake
6
Lava Lake
6
Mid-Atlantic Ridge
6
Gulf of Alaska
5
Jorge Island
5
Possession Island
5
Stapafell
5
Aegir Ridge
4
Baffin Bay
4
Barents Sea
4
Chabyda
4
Chukchi Sea
4
Jan Mayen
4
Jan Mayen Fracture Zone
4
Kolbeinsey
4
Kolbeinsey Ridge
4
Reykjanes
4
Argentina
3
Dorsale
3
Gough
3
La Dorsale
3
Le Dôme
3
Scripps
3
Skaftafell
3
Skeid
3
Svalbard
3
Tristan
3
Ushuaia
3
Byrd
2
Devils Hole
2
Dome F
2
Dumont d'Urville
2
Dumont-d'Urville
2
East Antarctica
2
Indian
2
Kerguelen
2
Lappland
2
Mont Blanc
2
Ner
2
Norway
2
Petermann Gletscher
2
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