Nine Sisters
| Nine Sisters | |
|---|---|
| Los Morros | |
| Highest point | |
| Peak | Bishop Peak | 
| Elevation | 475 m (1,558 ft) | 
| Coordinates | 35°18′09″N 120°41′51″W / 35.3024744°N 120.6973949°W | 
| Dimensions | |
| Length | 16.6 mi (26.7 km) WNW–ESE | 
| Width | 3.9 mi (6.3 km) | 
| Geography | |
| Country | United States | 
| State | California | 
| Geology | |
| Rock age | 20–25 mya (Late Oligocene to Early Miocene) | 
| Rock type | Volcanic plugs | 
The Nine Sisters or the Morros are a chain of twenty-three, although typically only nine are included, volcanic mountains and hills in western San Luis Obispo County, Southern California. They run between Morro Bay and San Luis Obispo.