EntityQ6921555· pop 9· linked from 13 articlesMount JumperSign in to savemountain of the Sentinel Range in AntarcticaConnectionsAntarcticaEntitylist of Ultras of AntarcticaEntitySouthern OceanEntityRoald AmundsenEntitygeographic coordinate systemEntitySouth PoleEntitytundraEntityUnited States Air ForceEntityRoss SeaEntityUnited States NavyEntityRobert Falcon ScottEntityAntarctic Treaty SystemEntityWeddell SeaEntityAntarctic PeninsulaEntityErnest ShackletonEntityLake VostokEntityRichard E. ByrdEntityJames Clark RossEntityUnited States Geological SurveyEntityWest AntarcticaEntityCategoriesEllsworth MountainsMountains of Ellsworth Land