The air looks so clean.... not sure how I can devise that from a photo, but I can.
Cro, many people, including artists, say New Zealand light is particularly bright and clear. Fewer people, more wind, less continental dust... combination of all those things?
You need never stop so far as I am concerned.
As the actress said to the bishop, "Please don't stop!"
OK then. :-)
I'm sure you have more - please share!