I found a surprisingly useful tool for image searching.
In the case that the image is too small, you can upscale it using
this particular API-driven website. So let's say I got a pretty small image.
ThisNow, if I upscale it by 2x and use either medium or high noise reduction, I get the following instead:
This 2xTheoretically, this can actually expand images I can use for wallpapers, and it can also provide higher res versions of likable images that seem pretty small. Try it out yourself.