Prienai is a city in Lithuania situated on the Nemunas River, 29 km south of Kaunas. In 2011 the city had 9,867 inhabitants. The name of the city is a derivative from a surname Prienas. Pociūnai Airport is associated with the city.
Wikipedia https://en.wikipedia.org/wiki/Prienai
Coordinates 54°38'1.845" N 23°56'34.229" E