Invincible Rock is a bar located in Contra Costa County, California. It appears on the San Quentin USGS 7.5-minute topographic quadrangle. The nearest populated place is San Quentin, approximately 2.7 miles to the WSW.
Contra Costa County · California
Invincible Rock is a bar located in Contra Costa County, California. It appears on the San Quentin USGS 7.5-minute topographic quadrangle. The nearest populated place is San Quentin, approximately 2.7 miles to the WSW.