Żmijowiska [ʐmijɔˈviska] is a village in the administrative district of Gmina Wilków, within Opole Lubelskie County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) south-east of Wilków, 11 km (7 mi) north-west of Opole Lubelskie, and 47 km (29 mi) west of the regional capital Lublin.