And the infinite emptiness of the brilliant sky above means that on the rare occasions when an object, such as a plane or a hot-air balloon, does pass through, the bright contrast lends it such a fierce intensity that it confuses the eye.
He is running low on all his stores and has very little fuel left, so that listening to the radio or making telephone calls to pass the time is not an option during the long hot days at sea.
But with Hull down to 11 men against Bradford's 12, the game exploded into life as Sing intercepted a drifting Harris pass and sprinted fully 80 yards with Dave Halley in hot pursuit for the game's first try with Tickle adding the extras.
In less than five short years the number of U.S. households with a Wi-Fi network has gone from zero to 4.3 million, and you can barely pass a street corner in any big U.S. city without seeing a public Wi-Fi hot spot.