For Amber Waves of... Stone

This post picks up where last Monday's post left off. My dear friend and excellent photographer TLR and I had visited Grand Teton National Park and Yellowstone National Park in Wyoming, then driven back to Salt Lake City, remember? In Salt Lake City, we picked up a third friend, codename: Perfect Gentleman. Then the three of us drove south. In the southwest corner of Utah sits beautiful Zion National Park . I'm going to let the pictures (all taken by TLR) speak for themselves. Click any picture to enbiggen. This bench, which TLR called the "pi bench," led to a conversation in which PG and I tried to decide which Greek letters would make the best benches. Some letters were more easily judged than others. Capital delta, for example (∆), would not make for a particularly comfortable bench. Lowercase delta, on the other hand (∂), might make for a nice sort of rocker, depending on how you sat on it. While we considered such matters, TLR had the sense to