On the Mediterranean side of the square, old and defunct cannon point helplessly out to sea! He followed the guard to the end of the corridor,
where a steel door was opened (it always groaned on
its hinges), and he was permitted to step out into the
exercise area, a narrow alley between two featureless
buildings, both ends of which were blocked off by high
brick walls, where he could walk alone for twenty min-
utes with a rectangle of open sky above him and fresh
air to breathe!