During the hour or so that followed Jill sometimes thought that Puddleglum was right about the lamps， and sometimes thought it was only her imagination. Meanwhile the land was changing. The roof of Underland was so near that even by that dull light they could now see it quite distinctly. And the great， rugged walls of Underland could be seen drawing closer on each side. The road， in fact， was leading them up into a steep tunnel. They began to pass picks and shovels and barrows and other signs that the diggers had recently been at work. If only one could be sure of getting out， all this was very cheering. But the thought of going on into a hole that would get narrower and narrower， and harder to turn back in， was very unpleasant.
