The History of Don Quixote, Volume 1, Part 17

The sky seems more transparent there, and the sun shines with a strange brilliancy, and a delightful grove of green leafy trees presents itself to the eyes and charms the sight with its verdure, while the ear is soothed by the sweet untutored melody of the countless birds of gay plumage that flit to and fro among the interlacing branches. Here he sees a brook whose limpid waters, like liquid crystal, ripple over fine sands and white pebbles that look like sifted gold and purest pearls.