From the Wikipedia page [1]
Zamość pronounced [ˈzamɔɕt͡ɕ] (Yiddish: זאמאשטש Zamoshtsh) is a city in southeastern Poland, situated in the southern part of Lublin Voivodeship (since 1999), about 90 km (56 mi) from Lublin, 247 km (153 mi) from Warsaw and 60 km (37 mi) from the border with Ukraine. In 2014, the population was 65,149.
The historical centre of Zamość was added to the UNESCO World Heritage List in 1992, following a decision of the sixteenth ordinary session of the World Heritage Committee, held between 7 and 14 December 1992 in Santa Fe, New Mexico, United States.