Elling Carlsen Carlsen made his first voyage out of Hammerfest in Finnmark, Norway. In 1859, Carlsen discovered the island group that would later be named Kong Karls Land in the Svalbard archipelago in the Arctic Ocean. Although Carlsen is credited with the finding, the islands may have been first sighted by the whaler Thomas Edge in 1617. In 1863, Carlsen completed the first circumnavigation of Spitsbergen. During a voyage to the Arctic Ocean in 1871, Carlsen discovered the lodge of Willem Barentsz on the north-eastern shore of the archipelago of Novaya Zemlya. This winter camp had been used as shelter by Barentsz
Franz Josef Land with streams only forming on the largest islands. The longest river is long and forms on George Land, while there are several streams on Alexandra Land, the longest being . There are about one thousand lakes in the archipelago, the majority of which are located on Alexandra Land and George Land. Most lakes are located in depressions caused by glacial erosion, in addition to a smaller number of lagoon lakes. Their sizes vary from to . Most are only deep, with the deepest measured at . The sea currents surrounding the archipelago touch eastern Svalbard and northern Novaya Zemlya. The