Opoka Duża [ɔˈpɔka ˈduʐa] is a village in the administrative district of Gmina Annopol, within Kraśnik County, Lublin Voivodeship, in eastern Poland. It lies approximately 2 kilometres (1 mi) south of Annopol, 26 km (16 mi) west of Kraśnik, and 65 km (40 mi) south-west of the regional capital Lublin.