Saimaa is a lake located in the Finnish Lakeland area in southeastern Finland. At approximately 4,279 square kilometres (1,652 sq mi), it is the largest lake in Finland, and the fourth-largest natural freshwater lake in Europe.

Lappeenranta is a city in Finland and the regional capital of South Karelia. It is located in the southeastern interior of the country and in the Finnish Lakeland. The population of Lappeenranta is approximately 73,000, while the sub-region has a population of approximately 88,000. It is the 13th most populous municipality in Finland, and the 11th most populous urban area in the country.