Motorcycle riders get ready to start out on their fun ride roaring through Wulingyuan, a famous scenic spot and world natural heritage site in Zhangjiajie, Central China's Hunan province, Sept 1, 2013. The activity, themed "Harley riders comes with music" is held in Wulingyuan to allow riders to make extra noise and thrill with their domineering roar. It is held as part of the third session of Zhangjiajie international country music festival, which attracts many residents and tourists. Some 200 Harley riders roared down the streets for one hour and headed to the national park in Zhangjiajie. [Photo by Shao Ying/Asianewsphoto]

Harley riders gear up from Wulingyuan, a famous scenic spot and world natural heritage site in Zhangjiajie, Central China's Hunan province,the destination is national park.[Photo by Shao Ying/Asianewsphoto]

Harley riders gear up from Wulingyuan, a famous scenic spot and world natural heritage site in Zhangjiajie, Central China's Hunan province,the destination is national park.[Photo by Shao Ying/Asianewsphoto]

Motorcyclists pose for photos at Wulingyuan, a famous scenic spot and world natural heritage site in Zhangjiajie, Central China's Hunan province, Sept 1, 2013. [Photo by Shao Ying/Asianewsphoto]

Bikers roar down a street in Wulingyuan, a famous scenic spot and world natural heritage site in Zhangjiajie, Central China's Hunan province, Sept 1, 2013. [Photo by Shao Ying/Asianewsphoto]

Bikers ride down the street at Wulingyuan, a famous scenic spot and world natural heritage site in Zhangjiajie, Central China's Hunan province, Sept 1, 2013. [Photo by Shao Ying/Asianewsphoto]