they're all good but 7 is the best!!!
23 is intriguing ... what are they?? (It's in my favourite colour combination, yellow and grey; but doesn't that teeny bit of red make such a difference!)
this was taken at a construction site - I think they are poles that are used in building some kind of scaffolding. Shades of grey and a dash of yellow are one of my very favorite combinations, too. And I hadn't even noticed the red until you told me!