They think dogs have a sense of smell that is 1000 times more acute than ours. Man has five million receptors, dogs have 300 million to my understanding. So when the dog sticks his head out the window, maybe it’s like watching the country side flow past at 1000 mph but seeing every detail going back in time a good ways, like watching some of the best movies ever at once.
Freegards
I think of it as more like the through the monolith scene in 2001...