Geographic location
Greenland
80
Reykjavík
63
Norway
57
Arctic
53
Reykjanes
52
Canada
28
Mid-Atlantic Ridge
28
Krafla
26
Vatnajökull
25
Holuhraun
22
Skagafjörður
20
Akureyri
15
Pacific
15
Irminger Sea
12
Hengill
10
Kolbeinsey
10
Svalbard
10
Arctic Ocean
9
Jan Mayen
9
Laki
9
Antarctic
8
Irminger Basin
8
Katla
8
Kolbeinsey Ridge
8
Norwegian Sea
8
Faroe Islands
7
Tjörnes
7
Etna
6
Indian
6
New Zealand
6
Askja
5
Champignons
5
Iceland Plateau
5
Selsund
5
Tilting
5
Vatn
5
Grimsvotn
4
Haglund
4
Husavik
4
Jan Mayen Fracture Zone
4
Jökulsá á Fjöllum
4
Langjökull
4
Laplace
4
Pivot
4
Vigur
4
Aegir Ridge
3
Antarctic Peninsula
3
Baffin Island
3
Barents Sea
3
Eyjafjallajokull
3
more ...