What country does Chelyabinsk Airport and S7 Airlines have in common?
S7 Airlines S7 Airlines, legally PJSC Siberia Airlines (Russian: ПАО «Авиакомпания "Сибирь"» "PАО Aviakompania Sibir"), is an airline headquartered in Ob, Novosibirsk Oblast, Russia, with offices in Moscow. As of 2008, it was Russia's biggest domestic airline. Its main bases are Domodedovo International Airport and Tolmachevo Airport.
Burevestnik Airport Burevestnik (also Iturup; Japanese: 天寧飛行場 , "Tennei-hikōjyō") (IATA: BVV, ICAO: UHSB) is a military air base on Iturup Island, Russia, establishing the nation's presence on the disputed South Kuril Islands with the largest airfield in the region. It is also the former Soviet Union's most remote interceptor base, home of 387 IAP (387th Interceptor Aviation Regiment). During the 1970s it flew MiG-21bis and upgraded to MiG-23 jets in 1983. Burevestnik's communications and logistics were tied to Yuzhno-Sakhalinsk and supplies were flown in weekly on An-12 aircraft.