Chüy Valley
The Chüy Valley is a large valley located in northern Kyrgyzstan and southern Kazakhstan, in the northern part of the Tian Shan. It extends from Boom Gorge in the east to Muyunkum Desert in the west. It is long and has an area of about. It borders Kyrgyz Ala-Too in the south, and Chu-Ili mountains in the north. Through the Boom Gorge in the narrow eastern part Chüy Valley is linked with Issyk-Kul Valley. The river Chu is the major stream of the valley.
The warm summer and availability of drinking and irrigation water makes this area one of the most fertile and most densely populated regions of Kyrgyzstan.
There are deposits of zinc ore, lead, gold, and construction materials. The 2006 World Drug Report estimated that 400,000 hectares of cannabis grow wild in the Chüy Valley.