2002 I've been leading geology field studies trips to lots of places in the American West for 38 years and started to take digital pictures in 2001. I sometimes struggle to find new things to photograph when I visit a place for the 38th time, but in some cases, it is not a problem. There are geologic changes that happen on a yearly basis, and with twenty-four years of photos (minus two due to Covid), the changes become obvious. This is a continuing update from a post in 2013, and I'll probably continue updating for the foreseeable future. 2004 Highway...