4 ▁miles ▁( 1 , 7 4 4 ▁kilom eters ). ▁▁ 2 0 1 2 ▁– ▁Fif th ▁Venez uel an ▁Scient ific ▁Ex ped ition ▁to ▁Ant arct ica . ▁▁ 2 0 1 2 – 2 0 1 3 ▁– ▁A aron ▁L ins d au ▁becomes ▁the ▁second ▁American ▁to ▁ski ▁solo ▁from ▁the ▁Her cules ▁In let ▁to ▁the ▁South ▁P ole . ▁His ▁original ▁plan ▁was ▁to ▁make ▁a ▁round ▁trip ▁but ▁through ▁a ▁series ▁of ▁problems , ▁like ▁all ▁other ▁exped itions ▁this ▁year , ▁was ▁unable ▁to ▁make ▁the ▁return ▁journey . ▁▁ 2 0 1 2 ▁– ▁Eric ▁Lars en ▁attempts ▁a ▁b icy cle ▁ride ▁from ▁coast ▁to ▁South ▁P ole . ▁Comple tes ▁a ▁quarter ▁of ▁the ▁distance . ▁▁ 2 0 1 2 ▁– ▁Grant ▁K organ ▁becomes ▁the ▁first ▁person ▁with ▁a ▁sp inal ▁cord ▁injury ▁to ▁literally ▁" push " ▁himself ▁to ▁the ▁ge ographic ▁South ▁P ole ! ▁▁ 2 0 1 2 – 2 0 1 3 ▁– ▁Sh ack leton ' s ▁cent en ary ▁re - en act ment ▁expedition ▁of ▁the ▁journey ▁of ▁the ▁James ▁C air d ▁ab o ard ▁the ▁rep lica ▁Alex andra ▁Sh ack leton . ▁Six ▁British ▁and ▁Australian ▁Ex pl or ers ▁completed ▁the ▁" double ▁journey " ▁on ▁ 1 0 ▁February ▁ 2 0 1 3 ▁after ▁the ▁ 8 0 0 - mile ▁journey ▁from ▁Ele ph ant ▁Island ▁to ▁South ▁Georgia ▁and ▁the ▁mountain