50 
LETTERS FROM 
some part of this sea; but the situation of 
this extraordinary tunnel, its course and 
place of exit, must, I conclude, ever remain 
matter of vague conjecture. I wish it were 
in my power to give you any further informa¬ 
tion on this interesting question, but I have 
now no opportunity of consulting books on 
the subject. 
On Saturday the 23rd, the water became 
smoother, the weather still continuing very 
fine and mild. We were at too great a dis¬ 
tance from the African coast to distinguish 
more than the bare outline; but in the after¬ 
noon we passed very near to Galita, a high 
rocky island, about three miles in length. It 
appeared to be uninhabited, but we were in¬ 
formed that there are multitudes of rabbits 
on it, the progeny of a few pairs left there 
some years ago. 
On Sunday nothing remarkable occurred? 
