Khar Turan National Park or Touran Wildlife Refuge is a National Park in Iran. It is situated in the Semnan province, southeast of Shahrud. With a size of 1,400,000 hectares, it is the second largest reserve in Iran.
Wikipedia https://en.wikipedia.org/wiki/Khar_Turan_National_Park
Coordinates 35°43'30.312" N 56°5'47.103" E