Kohgiluyeh and Boyer-Ahmad Province:
is one of the 31 provinces of Iran . It is in the south-west of the country, and its capital is Yasuj. The province covers an area of 15,563 square kilometers. The people mainly speak in Lurish . 
The province is mostly mountainous in terrain, part of the Zagros range. The highest point is the Ghash Mastan summit with a height of 4,450 meters.
The mountain range of Dena, with more than 48 elevations and over 4000 meters high above the sea level, is, in fact, the great Himalayas in miniature. The mountain range, which is located in Kohgiluyeh va Buyer Ahmad province, is covered with oak forests. Natural springs, singing of the birds, and fresh air fascinate all lovers of nature.