The United States Virgin Islands, officially the Virgin Islands of the United States, are a group of Caribbean islands and an unincorporated and organized territory of the United States. The islands are geographically part of the Virgin Islands archipelago and are located in the Leeward Islands of the Lesser Antilles. The U.S. Virgin Islands consist of the main islands of Saint Croix, Saint John, and Saint Thomas and 50 other surrounding minor islands and cays.