Keystone, Imperial County, California facts for kids
Keystone was once a small community, or "settlement," located in Imperial County, California. It is no longer an active town or village today, which is why it's called a "former settlement."
Keystone was situated along the Southern Pacific Railroad line. This railroad was very important for transportation and trade in California during its time. The settlement was about 5 miles (or 8 kilometers) north-northeast of a city called Imperial.
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Keystone, Imperial County, California Facts for Kids. Kiddle Encyclopedia.