Santa Cruz Island was the largest privately owned island off the continental United States, but is currently part-owned by the National Park Service. The island, located off the coast of California, is 22 miles (35 km) long and from 2 to 6 miles (3.2 to 9.7 km) wide.
It is part of the northern group of the Channel Islands of California, and at 61,764.6 acres (249.952 km2) is...