Definition of harbor:
"a harbor, even if it is a little harbor, is a good thing, since adventurers come into it as well as go out, and the life in it grows strong, because it takes something from the world, and has something to give in return - Sarah Orne Jewett"
(v) :
to provide a harbor or safe place for; to take refuge or shelter in a protected expanse of water
"the docks, which once harbored tall ships, now harbor only petty thieves."