Classicly

Even before she opened them, Rachel was conscious of a delicious warmth like that of a hot midsummer day. A moment ago she had felt very chilly standing before the marble block Miss Moore called the Rosetta Stone, in a big, gloomy hall of the British Museum. How could it so suddenly have become warm?

In a second the question was answered, for she stood under a sky blue as the deepest blue flower, and the glorious sun lighted a scene so wonderful that Rachel gave a scream of astonishment.