ram expedition FramNansenJohansenSverdrupJasonAmedeoAndrée's balloon expeditionS. A. AndréeF. CookPearySS RooseveltSedovByrdNorgeAmundsenNobileWistingRiiser-LarsenEllsworth]ItaliaNautilusWilkinsANT-25ChkalovBaydukovBelyakovDrifting ice stationsNP-1PapaninShirshovE. FyodorovKrenkelNP-36NP-37Georgiy SedovBadyginWieseUSS NautilusUSS SkatePlaistedHerbertNS ArktikaBarneoArktika 2007Mir submersiblesSagalevichChilingarovIcelandGreenlandPytheasBrendanPaparVikingsNaddoddGarðarIngólfrNorse colonization of North AmericaGunnbjörnSnæbjörn galtiErik the RedChristian IV's expeditionsJ. HallCunninghamLindenovC. RichardsonDanish colonizationEgedeScoresbyJasonNansenSverdrupPearyRasmussenNorthwest PassageNorthern CanadaCabotG. Corte-RealM. Corte-RealFrobisherGilbertDavisHudsonDiscoveryBylotBaffinMunkI. FyodorovGvozdevHMS ResolutionJ. CookHMS DiscoveryClerkeMackenzieKotzebueJ. RossHMS GriperParryHMS HeclaLyon