V??h. The V??h is the longest river within Slovakia. Towns on the river include Liptovsk?? Hr??dok, Liptovsk?? Mikul????, Ru??omberok, Vr??tky, ??ilina, Byt??a, Pova??sk?? Bystrica, P??chov, Ilava, Dubnica nad V??hom, Nem??ov??, Tren????n, Nov?? Mesto nad V??hom, Pie????any, Hlohovec, Sere??, ??a??a, Kol??rovo and Kom??rno.