You referred to 37, but I suspect you meant 35. Or we have very mindsets on what is impressive. All of the images have captions describing what they are. http

You referred to 37, but I suspect you meant 35. Or we have very mindsets on what is impressive. All of the images have captions describing what they are. https://photolibrary.usap.gov/#37-1expanded https://photolibrary.usap.gov/#37-1expanded A bird, that's a bird... https://photolibrary.usap.gov/#35-1expanded https://photolibrary.usap.gov/#35-1expanded two different colored auroras. Today I learned that auroras come in a variety of colors, https://en.wikipedia.org/wiki/Aurora https://en.wikipedia.org/wiki/Aurora