Callao BayCallao Bay is a bay located off the coast of Callao, Peru. The islands of San [Lorenzo Island (Peru)|San Lorenzo] and El Frontón are located to its west.OverviewThe bay is separated from that of Lima by the Peninsula of [La Punta]. Due to its location, it is a place of great commercial and military importance because it is home to the country's main port and a navy base. The bay is very rich ecologically speaking, which is why the Guano Islands, [Islets, and Capes National Reserve System] was created, in charge of taking care of the entire bay and the nearby islands.