"Northwest was operating Lockheed Constellation L-1049G model propliners on its "Orient Express" service between the U.S. and Asia in 1956.The United States Air Force airborne intelligence platforms "Cobra Ball", "Rivet Amber," and "Rivet Ball" flew intercontinental ballistic missile tracking flights from this island near the Soviet Union, especially the Kamchatka Peninsula, during the height of the Cold War.