Gobustan State Historical and Cultural Reserve - Credit: Wikimedia Commons
Gobustan State Historical and Cultural Reserve () is located west of the settlement of Gobustan, about southwest of the centre of Baku. It was established in 1966, when the area was declared a national historical landmark of Azerbaijan in an attempt to preserve the prehistoric rock carvings, mud volcanoes and musical stones in the region. Read more on Wikipedia
Source: en.wikipedia.org