Historical Marker
Mark Twain Cabin
Historical marker location:
Columbia, California
( Marker is on State Highway 49, on the left when traveling north.)
1 Mile.
California has the largest economy of any state in the U.S. and the fifth largest economy in the world. The state's GDP in 2021 was $3.2 trillion, which is larger than the GDP of many countries, including Canada, Russia, and Australia.