Severnaya Zemlya appeared to the north of the archipelago. Although located not far off the northern coast of Russia, nested among Arctic ice-locked waters, the archipelago that is now known as Severnaya Zemlya was not formally recorded until the 20th century. Earlier explorers deemed that there was a land mass in the general area of the archipelago, such as in the report by Matvei Gedenschtrom and Yakov Sannikov made in 1810 at the time of their exploration of the New Siberian Islands. Later in the 19th century Adolf Erik Nordenskiöld during the Vega Expedition sailed very close to this land in 1878
Austfonna Austfonna Austfonna is an ice cap located on Nordaustlandet in the Svalbard archipelago in Norway. Covering an area of 8,492 km it is the largest ice cap by area and with 1,900 km (excluding Vegafonna) the second largest by volume in Europe, after the Vatnajökull in Iceland (not counting the still larger Severny Island ice cap of Novaya Zemlya, Russia, which is located in the extreme northeast of Europe), and the seventh largest in the world. Austfonna has a thickness of up to 560 metres (235 meters average thickness), and is 200 km in circumference. The ice dome reaches an