Kyzylart Pass (Kyrgyz: Кызыл-Арт ашуусу) is a mountain pass and border crossing in the Trans-Alay Range on the border of Tajikistan and Kyrgyzstan.The highest point is 4,280 m (14,042 ft). The area is typically rugged and dry. It is crossed by the Pamir Highway which leads south from Sary-Tash in the Alay Valley up onto the Pamir plateau toward Karakol Lake and Murghab, Tajikistan. In the late nineteenth century the Russians explored and eventually occupied the Pamir plateau.