Find this orientation by looking through the crystal at the sky at a time when you can see the sun, mark the sun's direction on the crystal, and your mark will always point towards the sun when you match the beams from even a tiny patch of blue in an otherwise overcast sky.
From a sun lounger on your private rosewood deck, all you can see is a stretch of tawny grassland extending beyond your infinity-edge pool to a ridge of distant hills.
When the sun starts to rise and the indistinct black shapes dotting the river as far as you can see come into focus, the noise will, incredibly, increase as all the birds begin to wake up.