The Further Adventures of Robinson Crusoe by Daniel Defoe Chapter 3 Page 38

As for that part which I had planted, the trees were grown as thick as a man’s thigh, and among them they had placed so many other short ones, and so thick, that it stood like a palisado a quarter of a mile thick, and it was next to impossible to penetrate it, for a little dog could hardly get between the trees, they stood so close.

But this was not all; for they did the same by all the ground to the right hand and to the left, and round even to the side of the hill, leaving no way, not so much as for themselves, to come out but by the ladder placed up to the side of the hill, and then lifted up, and placed again from the first stage up to the top: so that when the ladder was taken down, nothing but what had wings or witchcraft to assist it could come at them.

This was excellently