The red flag canal is a national tourist scenic spot located in Linzhou City, Anyang City, Henan Province. It is called the "artificial Tianhe". The total length of the red flag canal is70.6 kilometers (Shanxi Shichengzhen ~ Henan Rencun Town), and the distribution of the main canal branches is the city's townships. The Hongqi Canal is 1,500 kilometers long, the number of people participating in the construction of nearly 100,000, and the time-consuming nearly 10 years of great water conservancy project is "the New China miracle", known as "the eighth wonder of the world". Youth cave is one of the main projects of the Hongqi Canal, and it is the throat project of the Hongqi Canal. It is located in the west of Lujiaguai Village, Rencun Town, at the junction of Yu, Yu and Jin provinces. It is said that Niuling Mountain Village, which is said to be "chicken and smell three provinces", passed through the face of a ghost and a sharp, as cut as a small ghost. Because the commando team participating in the hole-drilling was the 300 outstanding youths drawn from the county's migrant workers, it was named "Youth Cave". It is a national 4A-level scenic spot.