That the sunset in Egypt is gorgeous, every body knows; but I, for one, was not aware that there is a renewal of beauty, some time after the sun has departed and left all grey. […] everything begins to brighten again in twenty minutes;—the hills are again purple or golden,—the sands orange,—the palms verdant,—the moonlight on the water, a pale green ripple on a lilac surface: and this after-glow continues for ten minutes, when it slowly fades away.