Speleologist explores the Metro sinter group in the Grotte de la Malatiere

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Photo credit: © Marco Faggi / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: adventure, calcifications, cave, de, departement, doubs, dripstone, explores, france, franche-comte, grotte, grotto, group, head, helmet, karst, la, lamp, lime, malatiere, man, metro, research, scientist, settlements, sight, sinter, speleo, speleologist, speleology, stalactite, stalactites, stalagmite, stalagmites