"I dug a tunnel in the bank of the pond; and it's a good enough house for anybody.
Each kind of animal had a separate door—even the mice had a tiny tunnel made for them into the cellar, where they waited patiently in rows for the Doctor to come round to them.
Hoo－Woo opened the door and we entered a long tunnel.
There was a door at the other end of the tunnel.
Inside,there was a tunnel.
