Guam is an organized, unincorporated territory of the United States in Micronesia in the western Pacific Ocean. It is the westernmost point and territory of the United States. The territory has an area of 210 square miles (540 km2; 130,000 acres) and a population density of 775 per square mile (299/km2). In Oceania, it is the largest and southernmost of the Mariana Islands and the largest island in Micronesia.

Hawaii is a U.S. state located in the Pacific Ocean. It is the only state outside North America, the only island state, and the only state in the tropics. Hawaii is also one of a handful of U.S. states to have once been an independent nation. Hawaii encompasses nearly the entire Hawaiian archipelago, comprised of 137 volcanic islands spanning 1,500 miles (2,400 km).