Ian, behind him, was glad of the pause.

The place dizzied him who for years had been away from hill and mountain, pass and torrent.

Yet he would by no means tell Alexander so.

He would keep up with him.
There was a mile of this glen, and now the going was worse and now it was better.

Three-fourths of the way through they came to an opening in the rock, over which, from a shelf above, fell a curtain of brier.
"See!" said Alexander, and, parting the stems, showed a veritable cavern.