Aerial photo taken on Sept. 10, 2019 shows a herd of horses at Shandan horse ranch on north foot of the Qilian Mountain in northwest China's Gansu Province. The farm - one of the oldest and largest horse farms in the world - covers a total area of about 2,200 square kilometres in the middle of Hexi Corridor, at an altitude ranging between 2,420 to 4,933 meters, and can be traced back to the Western Han Dynasty (202 BC-8 AD) .(Photo: China News Service/Yang Yanmin)
Aerial photo taken on Sept. 10, 2019 shows a herd of horses at Shandan horse ranch on north foot of the Qilian Mountain in northwest China's Gansu Province. The farm - one of the oldest and largest horse farms in the world - covers a total area of about 2,200 square kilometres in the middle of Hexi Corridor, at an altitude ranging between 2,420 to 4,933 meters, and can be traced back to the Western Han Dynasty (202 BC-8 AD) .(Photo: China News Service/Yang Yanmin)
Aerial photo taken on Sept. 10, 2019 shows a herd of horses at Shandan horse ranch on north foot of the Qilian Mountain in northwest China's Gansu Province. The farm - one of the oldest and largest horse farms in the world - covers a total area of about 2,200 square kilometres in the middle of Hexi Corridor, at an altitude ranging between 2,420 to 4,933 meters, and can be traced back to the Western Han Dynasty (202 BC-8 AD) .(Photo: China News Service/Yang Yanmin)