Routes go as below:
1 Pickup at Zhangjiajie Downtown/airport/train/bus station/hotel/Tianmen Mountain----->1 hour drive----->Dropoff at Wulingyuan Center(Hotel/Biggest Entrance Of Zhangjiajie National Park )
OR
2 Pickup at Wulingyuan Center (Hotel/Biggest Entrance Of Zhangjiajie National Park)----->1 hour drive----->Dropoff at Zhangjiajie Downtown/airport/train/bus station/hotel/Tianmen Mountain.