Geographic location
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Tanu
10
Zvezda
10
Maksimov
9
Northwest Passage
9
Ewing
8
Maurice
8
McArthur
8
Pasteur
8
Sullivan
8
Argentina
7
Alazeya
6
Aranda
6
Ayaks
6
Bering Strait
6
Burton
6
Burton Island
6
Cape Adair
6
Castle Rock
6
Ceniza
6
Deryugin
6
Drake Passage
6
Herdman
6
Kila
6
Mara
6
Mid-Atlantic Ridge
6
Newfoundland
6
Pontchartrain
6
Scotia Sea
6
Thala Dan
6
Weddell
6
Weddell Sea
6
Yelcho
6
Yubileynyy
6
Zubov
6
Arctowski
5
Frej
5
Helgoland
5
Monte Rosa
5
Shaytanov
5
Thunder Bay
5
Triton
5
Babushkina
4
Detroit
4
Fortuna
4
Hoegh
4
Josephine
4
Longhurst
4
Sarmiento
4
Sirius
4
Taro
4
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