Wikipedia
Jatne
Jatne is a village in the administrative district of Gmina Celestynów, within Otwock County, Masovian Voivodeship, in east-central Poland. It lies approximately north of Celestynów, east of Otwock, and south-east of Warsaw. The first mention of the village dates back to 1866. During the years 1975-1998 the town administratively belonged to the province of Warsaw.