Ponor is a village in the municipality of Pirot, Serbia. According to the 2002 census, the village has a population of 379 people.
Coordinates: 43°09′47″N 22°26′57″E / 43.16306°N 22.44917°E / 43.16306; 22.44917
Pirot (Serbian Cyrillic: Пирот) is a town and municipality located in south-eastern Serbia. According to 2011 census, the town has a total population of 38,785, while the population of the municipality is 57,928. The town is the administrative center of the Pirot District.
The municipality has rich geographical features, including the mountains of Stara Planina, Vlaška Planina, Belava, Suva Planina; rivers which flow through the town, including Nišava, Jerma, Rasnička Reka, Temštica and the Visočica; and four lakes, the Zavoj Lake, Berovacko Lake, Krupac Lake and Sukovo Lake.
The town has a rich culture, with notable Orthodox church buildings, including the Church of St. Petka, and the monastery of St. Georges and St. John the Theologian from the late 14th century, both of which display a fine example of medieval Serbian architecture. Pirot is known for its traditional woven carpet, the Pirot kilim (Pirotski ćilim).
Aside from the town of Pirot, the municipality has over 70 settlements. In 2011, the municipality has 57,911 inhabitants: 93.8% Serbs, 3.0% Roma and 0.8% Bulgarians.