Fort Point is a promontory where a historic masonry fortification, and later the southern approach of the Golden Gate Bridge, were constructed on the south side of the Golden Gate at the entrance to San Francisco Bay, about 4 miles (6 km) west-northwest of downtown San Francisco and 3 miles (5 km) south of Sausalito, California.

Westport is a historic timber export community on the Mendocino coast, where lumber schooners were loaded using long chutes built across nearshore rocks, about 83 miles (134 km) south-southeast of Eureka and 13 miles (21 km) north of Fort Bragg, California.

Estero de San Antonio is a small coastal lagoon formed by a sand bar that dams Stemple Creek, a stream that starts in the hills of Marin and Sonoma Counties and flows generally west to Bodega Bay near the mouth of Tomales Bay, 5.75 miles (9 km) southeast of the community of Bodega Bay and 1.5 mi (2.4 km) northwest of Dillon Beach, California.