Wikipedia
Vainikkala
Vainikkala is a small village in Lappeenranta South Karelia, Eastern Finland. Vainikkala is known to most people as a border town between Finland and Russia. All passenger trains between Finland and Russia stop at Vainikkala border post. The distance between Lappeenranta and Vainikkala is about . The population of Vainikkala is 400. The Finnish railways and Finnish customs are the biggest employers in Vainikkala.
Lee Harvey Oswald entered the USSR through Vainikkala and his passport displays a stamp of the city's name (seen on PBS Frontline episode.) http://www.pbs.org/wgbh/pages/frontline/oswald/