From here they could see most of the ship-basin: a pool, deepened by dredging, and a-mazed by moles, causeways, wharves, sea-walls, &c. Beyond it the view was chopped off by the rectilinear bluff of the fortress-wall. Eliza did not have to explain to her guest that part of the basin was still used by the ordinary sea-faring folk who had always dwelled here, while another part was for the Navy; as much was obvious from looking at the ships.