What can make viewing it so memorable is the fact that as each day passes, the rock changes colour depending on the light and atmospheric conditions, and never remains the exact same permanent hue.   Red, the only color that stays with you. A massive red rock, rising out of a grassy field. Sun warming the stone, casting shadows in the crevices. The golden, reddish-brown fur of a wild dog peeking out from behind a bush. And the final red, rusty, dark splattered all over the white jumper. A baby, missing from the jumper. The same question, on yours and…