Janův DůlJanův Důl is a municipality and village in Liberec District in the Liberec Region of the Czech Republic. It has about 200 inhabitants.WWW januvdul.infoEtymologyThe name means "Jan's/Johannes' valley" in Czech and German respectively.GeographyJanův Důl is located about southwest of Liberec. In lies in the Ralsko Uplands. The highest point is at above sea level. The upper course of the Ploučnice River flows through the municipality.HistoryJanův Důl was founded in 1569.TransportThere are no railways or major roads passing through the municipality.SightsThere are no protected cultural monuments in the municipality. A landmark is the Chapel of Saint John of Nepomuk, built in 1796.