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LTSER Zone Atelier Seine - France |
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LTSER Zone Atelier Territoires Uranifères - France |
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LTSER-Sabor - Portugal |
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Marine research station "Zmiinyi island" - Ukraine |
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Mesta River - Bulgaria |
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Moor House - Upper Teesdale - United Kingdom |
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Mordre - Norway |
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Müggelsee - Germany |
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Nant Teyrn - United Kingdom |
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Narrator Brook - United Kingdom |