Plaški is a village and a municipality in Karlovac County, Croatia. It is part of Lika. Plaški is situated in the lower part of the Ogulin-Plaški valley. …Plaški is a village and a municipality in Karlovac County, Croatia. It is part of Lika. Plaški is situated in the lower part of the Ogulin-Plaški valley. Together with Gorski kotar and Lika, the Ogulin-Plaški valley forms Mountainous Croatia. The town of Plaški is situated 28 km south from Ogulin and shares borders with municipalities of Ogulin, Josipdol and Saborsko.