Severnaya Zemlya broader Shokalsky Strait Bolshevik Island from October Revolution Island. Both straits connect the Kara Sea in the west with the Laptev Sea in the east. This archipelago encloses the northern limits of the Kara Sea on its western shores, together with Novaya Zemlya, located roughly to the southwest. The big rivers Ob and Yenisei, among others, flow from the south into this marginal sea area of the Arctic Ocean, with their abundant waters contributing to a climate with relatively high precipitation despite the prevalent extreme cold temperatures of the high latitude. The Laptev Sea, where the mighty Lena River steadily
History of Franz Josef Land the southern and central parts of the archipelago had been explored. At the time there was a presumption that a large landmass, tentatively called Petermann Land, stretched northwards, possibly all the way to the pole. To the west another landmass was expected, Gillis Land, which it was expected might reach as far as Svalbard. Frederick George Jackson hoped to exploit the previous expeditions' experience with overwintering to launch an expedition to explore the northern parts of the island group. To prepare for the trip, in 1893 he took an expedition to Yugorsky Strait and Vaygach Island, south of Novaya Zemlya.