Punta Grande, S antofagasta, appears high and rounded when viewed from the SW. It terminates in a low steep bluff, on which are several hummocks. The point is surrounded by rocks to about 0,8 NM offshore.
Punta Taltal, S point of the Nuestra Senora bay, is low.
Taltal point is NE of the point.Islote Afuera, with a rock close N of it, lies on a reef which extends about 0.2 NM N from the point.
Punta San Pedro is the S point of Isla Blanca bay. It is steep and has a conspicuous high, round hummock a short distance inland. Reefs extend about 0.5 NM from the N side of the point. The W side of the point has rocks which extend about 0.3 NM offshore.
Punta Tortola, at about 3 NM SSW of punta San Pedro, has the appearance of an island, but it is joined to the shore by a low shingle spit. The summit of Punta Tortolas is steep and has several sharp peaks on it.
Punta Ballenita is 46 m high.Tope Blanco islet, which has a white summit, lies about 1 NM W of the point.The passage between the island and the point is not recommended for navigation.
Bahia Nuestra Senora recedes about 4 NM E between Punta Grande and Punta Taltal, about 16 NM S.
Bahia Nuestra Senora se trouve à environ 4 MN à l'E, entre Punta Grande et Punta Taltal, à environ 16 MN au S.
