#1: The Confluence from 50 m
#2: GPS Reading
#3: Ground Zero
#4: The Confluence Hunter
#5: River Bed
#6: Gate of Great Wall in Zhāngjiākǒu
#7: View to the South
#8: View to the West
#9: View to the North
#10: View to the East
#11: Shelter in a Concrete Pipe
#12: Map of the Biking Route
#13: Map of the Traveled Route
