Elsen Tasarkhai Semi-Gobi. Elsen Tasarkhai is a unique semi-desert area in central Mongolia, located about 280 km west of Ulaanbaatar. It features a narrow stretch of sand dunes surrounded by grassy steppe and rocky mountains, often called the “Mini Gobi.” The area is known for camel riding, scenic landscapes, and nearby nomadic families living in traditional gers. Here are we have included camel riding and have chance Hiking on the sand.