'This island is the only U.S. commonwealth outside the continental U.S.'
Puerto Rico
U.S. GEOGRAPHY: This island is the only U.S. commonwealth outside the continental U.S.
This island is the only U.S. commonwealth outside the continental U.S.
This island is the only U.S. commonwealth outside the continental U.S.
U.S. GEOGRAPHY
Puerto Rico
U.S. GEOGRAPHY