Its' the first island of the coast of Cape Cod, Massachusetts right next to Nantucket. I go there every summer. Answer II Martha's Vineyard is an island in Massachusetts, to the south of Cape Cod.
You can't, Martha's Vineyard is an island.
Well Martha's Vineyard is an island, but you can take a ferry where you drive your car on.
Massachusetts
Massachusetts, Canada, Ville-Émard, Rouville Regional County Municipality and the United States