Below the soaring northern ramparts of the castle the valley fell away steeply to the Blau See, beautiful pine-fringed jewel of a lake of the deepest and most sparkling blue, a colour which with the green of the pines, the white dazzle of the snow and the brilliant, lighter blue of the sky above formed a combination of breath-taking loveliness, Impossibly lovely, Smith thought, a completely faithful colour reproduction of the scene would have had everybody shouting ‘fake’.

