In the afternoon they planned to walk along the beach at low tide to the point of rocks that I told you of, and visit a cave that they had found the year before, where they had often been. But this they could not do, for when they rose from the table and went out on the piazza they saw that a storm was brewing. Great heavy black clouds were piled up in the west, and a stormy wind was beginning to blow. The fishing boats in the open sea were making all speed to get into the quiet waters of the bay before the squall burst upon them.