Reports are made by people (qualification: have color vision!) around the northeastern US, who write in and say stuff like
Hi folks, Things around here are really starting to look diferent around here [sic]. We had those last few nights that got alittle [sic] cooler and it seemed like the swamp maples took the hint. Like popcorn when it starts to pop [sic]. The colors realy [sic] started to show, see ya for now [sic]which you can read by clicking on the map. You can also register to do it yourself. It all strikes me as somehow breathtakingly wholesome.
I also like the existential connotations of the map legend.
Via Andrew Sullivan