Also journey to Finney-Rammer Lakes to explore the hidden fresh water marshes of the Imperial Valley. This workshop focuses on how to identify San Diego's 10 most sensitive butterfly species. Also learn the natural history and habitat conditions of each species. Then head for a dry waterfall and a view of the Carrizo Valley to explore desert vegetation. 203, or ext.
Space is limited.
For those reluctant to drive off-road, shared rides will be arranged to caravan from the meeting place. 203, or ext. All Aboard Learn about the wonders of trains. Climb aboard to answer these questions and participate in fun experiments on this scientific field trip to the San Diego Model Railroad led by the San Diego Natural History Museum.