- Northern California
USS Potomac (AG-25), was Franklin Delano Roosevelt's presidential yacht from 1936 until his death in 1945. It is one of only three still existing presidential yachts. On 3 August 1941, she played a decoy role while Roosevelt held a secret conference to develop the Atlantic Charter. She is now preserved in Oakland, California, as a National Historic Landmark, and is an Honorary Member of the CYA.