ISNA | Mohammad Ghajar: Torkaman Sahra Plain, located in two provinces of Golestan and North Khorasan, is nearly 400 square kilometers in extent. The Plain has stretched from the coasts of the Caspian Sea in Bandar-e Torkaman City and Turkmenistan is located in north of it. Mud volcanos, mountain heights, valleys, constructed wetlands, natural dams,...