My get pushed challenge set by @aleksandra was shots taken using ISO 100, Shutter speed of 15-30 sec, F 16. Ironically the hardest part of it for me was staying awake long enough for it to get dark! I took a few in Eugene on Thursday night but I really didn't like them. So last night after getting home late, unpacking, having dinner, I gathered my gear and went back down town to where there are lights