Pešter or Pešterska visoravan (Serbian Cyrillic: Пештер, pronounced [pɛ̌ʃtɛr], or Пештерска висораван) is a karst plateau in southwestern Serbia, in the Raška (Sandžak) region. It lies at the altitude of 1150–1492 m, (Kuljarski vrh) at 1492 meters. The territory of the plateau is mostly located in the municipality of Sjenica, with parts belonging to Novi Pazar and Tutin.