Vyskeř is a village in Semily District, in the Liberec Region, Czechia. Vyskeř lies at 376 m above sea level, 8.1 km from the Giant mountains. It has 405 inhabitants (2024). The nearest city is Mladá Boleslav, 21 km to the southwest. Among the landmarks around are Kost Castle (4.6 km), Trosky Castle (5.4 km) and Valdštejn Castle (3.8 km). Among the natural features are Chrby (4.7 km) and Zebín (17.5 km).