The city of Bam and its historical citadel, which has been registered by UNESCO as a global heritage; is the largest global historical monument, made of sun-dried mud bricks. The city of Bam is situated east of Kerman Province. This city maintains a warm climate in its plains and a moderate climate in its mountainous regions. it is situated 200 kilometers away from the city of Kerman and its altitude is 1076 meters above the sea level. This city is located in a wide plain, engulfed by Kaboudi and Baarez Mountains. Despite the low rate of rainfall in this city which totals 60 millimeters per annum; it has amply underground water sources due to high rate of rainfall in the mountainous regions surrounding this city.