As near as I can tell, this is a golden rain tree (Koelreuteria paniculata), an Asian import favored by some landscapers due to these glorious flowers.
This week we’ve watched various contractors prepare Piedmont Park for this weekend’s event: the Atlanta Arts Festival (no pets). In fact, you can see one of the white tents that are now ubiquitous at such events at the far left of this photo….
I hope the weather smooths out; this morning we walked among intermittent drops, and it’s still overcast.