This anonymous craters became really instagram popular in 2019, so if you want to know, where are they located or how do they look like without all the filters, here they are.
If you are about to visit the Hnausapollur crater lake nearby and you climb a bit up the hill, you can have a birds eye view of them.
How to find 3 craters:
Just next to F208, central highlands, Iceland
GPS coordinates of 3 craters: 64.066558, -19.041855 Take me there!