Episyrphus balteatus, also known as the marmalade hoverfly.
At the rose garden in Elizabeth Park in Hartford, CT.
Malus pumila. At the Connecticut State Colleges & Universities (CSCU) main offices in Hartford, CT.
I did try to brighten up the photo because the day was overcast, but that washed out all the subtle details and made the colors garish, so I left it as it was taken. It looks much better in the natural light, unedited.