In the same street, on the other side, a little below, is something better worth your visit than the shrine of Saint Martin. Knock at a high door in a white wall (there is a cross above it), and a fresh-faced sister of the convent of the Petit Saint Martin will let you into the charming little cloister, or rather fragment of a cloister. Only one side of this exqui- site structure remains, but the whole place is effective. In front of the beautiful arcade, which is terribly bruised and obliter...