The clear night sky under a new moon is almost always the same brightness in the same location. I have blindly put my camera on ISO 6400 as a result. But after having read somewhere that Sony supposedly builds sensors that are ISO invariant, I wanted to test this claim with my own Sony-equipped Nikon D750.
Behind the Scenes - The making of a Landscape Photograph. Every now and then, Laanscapes discusses how the scenes came into being. This blog is a chronicle of some of the best making-ofs.