Starting point: major (area b)

1. Go west from the starting point, drive 140m, and turn left ahead.

2. Drive for 260m, then turn right.

3. Drive for 30 meters, cross the south gate of Chongqing University Area B on the left, and turn right into Shayang Road.

4. Drive along Shayang Road for 360m, pass Yu 20 13, Changhong Meiling Store on the right, drive in the direction of Dabao/Changshou/Beibei, turn right slightly and enter Yanggongqiao Interchange.

5. Drive along Yanggongqiao Interchange for 90 meters, after passing the right half moon building for about 2 10 meters, turn left slightly in the direction of Changshou/Yu He Expressway and enter Yanggongqiao Interchange.

6. Drive along Yanggongqiao Interchange180m, and go straight into Blue Ocean expressway.

7. Drive along Blue Ocean Expressway 1.8km, cross Gaojia Garden Bridge and go straight into Inner Ring Expressway.

8. Drive 50 meters along the Inner Ring Expressway, cross the Shima Interchange and go straight into the Blue Ocean Expressway.

9. Drive along the Blue Ocean Expressway10m, cross the Shima Interchange and go straight into the Inner Ring Expressway.

10. Drive along Inner Ring Expressway, cross Shima Interchange and go straight into Lanhai Expressway.

1 1. Drive along Lanhai Expressway for 3.7 kilometers, cross Beihuan Interchange, go to Renhe/Airport Road/Donghuan Interchange/Changshou direction, turn right slightly and enter Shanghai-Chongqing Expressway.

12. Drive along the Shanghai-Chongqing Expressway for 6.0km, drive in the direction of East Ring Road /G50/G65/ Jiangbei Airport, and turn right slightly to enter the Shanghai-Chongqing Expressway.

13. Drive along the Shanghai-Chongqing Expressway for 360m, cross the East Ring Interchange and go straight into the Shanghai-Chongqing Expressway.

14. Drive along Shanghai-Chongqing Expressway 137.4km, and go straight into Baoding Mountain Tunnel.

15. Drive along Baoding Mountain Tunnel 1.5km, and go straight into Shanghai-Chongqing Expressway.

16. Drive along Shanghai-Chongqing Expressway 1 1.3km, at Xinli exit, turn right slightly and enter Xinli Interchange.

17. Drive along Xinli Interchange 1.2km, cross Xinli Interchange, take the second exit, turn left slightly and enter Tanghai Road.

18. Drive along Juhai Road140m and go straight into Cheng Ju Road.

19. Drive along Orange Road 1. 1 km, and go straight to S302.

20. Drive along S302 for 9.0km and turn left into Xinhua Road.

2 1. Drive along Xinhua Road for 240 meters, turn right ahead and enter Nanmen Road.

22. Drive along Nanmen Road 1.5km, turn right ahead.

23. Drive 1.5km and turn left ahead.

24. Drive 1. 1 km and turn right ahead.

25. Turn left after driving 820 meters.

26. Drive 1.2km and turn right.

27. Drive 1.2km and turn right.

28. Drive 570 meters, cross Hulu Village on the right for about 50 meters, and then turn right.

29. Drive 100m, turn around.

30. Drive for 2.8 kilometers and then turn right.

3 1. Go 5 10 meters and turn left ahead.

32. Drive 8 10 meters and go straight into Xiangtai Road.

33. Drive along Xiangtai Road for 7 10 meters and go straight into Xudong Road.

34. Drive along Xudong Road for 2.4 kilometers and reach the finish line (on the left side of the road).

End point: wooden cave