Boundaries between the continents of Earth Zemlya extend northward from the northern end of the Ural Mountains and are a continuation of that chain into the Arctic Ocean. While Novaya Zemlya was variously grouped with Europe or with Asia in 19th-century maps it is now usually grouped with Europe, the continental boundary considered to join the Arctic Ocean along the southern shore of the Kara Sea. The Russian Arctic archipelago of Franz Josef Land farther north is also associated with Europe. Europe ends in the west at the Atlantic Ocean, although Iceland and the Azores archipelago (in the Atlantic, between Europe and North America) are usually
Arctic Ocean Hydrographic Expedition on currents, ice conditions, climate, and magnetic phenomena. In 1913 the hydrographic expedition of the Arctic Ocean discovered the large Emperor Nicholas II Land —now Severnaya Zemlya (Northern Land), the last significant geographical discovery on the globe. On 3 September 1913 (22 August 1913 in the Julian calendar used by Russia at the time), members of the expedition landed on what is now known as Cape Berg on present day October Revolution Island. They raised the Russian flag on the shore and named the new territory "Emperor Nicholas II Land", (Russian: "Zemlya Imperatora Nikolaya II"), after Emperor Nicholas II of