Photo of Toluca Lake from Los Angeles Times History Before Europeans arrived in the San Fernando Valley in 1769, the Tongva people had been living in the area surrounding Toluca Lake for 8,000 years. The Tongva village of kah-Ween-gah (Cahuenga) located on the banks of the Los Angeles River had trade connections with other Tongva villages in Southern California. At the time, the Los Angeles...