The Karez System in the Turpan is an irrigation system of wells connected by channels. At its peak, the karez system exceeded 5,000 kilometers (3,106 miles) and was also referred to as "the underground Great Wall." It is among the three ancient major irrigation projects with the other two being Ling Canal and Dujiangyan Irrigation System. Karez system is the crystallization of ancient people's diligence and intelligence.Karez system is the life source of Turpan. In a sense, without the karez, there would be no Turpan culture. Kareze system has been found in Iran, the Sahara, etc., but the ones in Turpan are the most complete. Currently there are still over 400 systems with the longest is 20 to 30 kilometers while the shortest is only 30 meters.
Silk Road & Beijing & Shanghai & Xian 18-Day tour
- Tour Code: CN0059
- Duration:18 days
- Market Price:$3500
- Our Price: $3257
- Highlights:
- Long history granted China with many great relics. And deligent Chinese never stop construncting a strong nation. So travelling in China you will view both ancient cultures and modern miracles. The Great Wall, Forbidden City, and Terracotta Warriors, as well as modern Shanghai are all included in this itinerary.

Silk Road & Ethnic Cities & Beijing & Shanghai 19 Days Tour
- Tour Code: CN0036
- Duration:19 days
- Market Price:$2615
- Our Price: $2615
- Highlights:
- This wonderful tour is a combination of the latter-day China together with the Ming-Qing royal collapse (Beijing), the ancient attractions of China (Xi'an), the historical places of Gansu, Turpan's unique landscape and a cosmopolitan city (Shanghai).

Silk Road & Beijing & Shanghai & Xian 12 days Tour
- Tour Code: CN0033
- Duration:12 days
- Market Price:$1968
- Our Price: $1968
- Highlights:
- This wonderful tour is a combination of the latter-day China together with the Ming-Qing royal collapse (Beijing), Turpan's unique landscape, the mysterious and ethical Dunhuang , the ancient attraction of China (Xian) and a cosmopolitan city (Shanghai).

Silk Road & Beijing & Shanghai & Xian & Jiayuguan 14 days Tour
- Tour Code: CN0028
- Duration:14 days
- Market Price:$2190
- Our Price: $2156
- Highlights:
- This wonderful tour is a combination of the latter-day China together with the Ming-Qing royal collapse (Beijing), the ancient attraction of China (Xian), a cosmopolitan city (Shanghai), and Turpan's unique landscape.













