VERY soon after they had left Ramandu’s country they began to feel that they had already sailed beyond the world．All was different．For one thing they all found that they were needing less sleep．One did not want to go to bed nor to eat much，nor even to talk except in low voices．Another thing was the light． There was too much of it．The sun when it came up each morning looked twice，if not three times，its usual size．And every morningwhich gave Lucy the strangest feeling of allthe huge white birds，singing their song with human voices in a language no one knew，streamed overhead and vanished astern on their way to their breakfast at Aslan’s Table．A little later they came flying back and vanished into the east．

“How beautifully clear the water is ！”said Lucy to herself，as she leaned over the port side early in the afternoon of the second day．

And it was．The first thing that she noticed was a little black object，about the size of a shoe，travelling along at the same speed as the ship．For a moment she thought it was something floating on the surface．But then there came floating past a bit of stale bread which the cook had just thrown out of the galley．And the bit of bread looked as if it were going to collide with the black thing， but it didn’t．It passed above it，and Lucy now saw that the black thing could not be on the surface．Then the black thing suddenly got very much bigger and flicked back to normal size a moment later．

Now Lucy knew she had seen something just like that happen somewhere else—if only she could remember where．She held her hand to her head