Scott Marks 4 p.m., Oct. 18
South Bay Salt Works
Learn the history of the salt works and process of obtaining salt during guided walk led by San Diego Audubon. Look for peregrine falcon, Belding's savannah sparrow, wintering shorebird and duck species. Select between two-mile and five-mile routes on flat terrain. 858-273-7800 x103.
- Age limit: 18+
- When: Saturday, November 17, 2012, 11 a.m. to 3 p.m.
- Cost: Free