#1: Confluence is to the left, directly in the path of that truck. Looking north.
#2: Looking west.
#3: Looking south to where the on-ramp joins in.
#4: Looking east at my rental car in the shoulder of I-5.
#5: Obligatory GPS shot, running pyGPS on my Linux iPAQ with Navman sleeve
#6: I-5 is not far from the confluence (image edited to include screen contents)