Marietta is a most populous city of United States. Marietta is one of the world's leading tourism destinations, and the city is home to an array of
famous tourist attractions. Marietta is a major international air transport hub with the busiest city airspace in the United States. Marietta consists of 0 internationally renowned airports out of which , Marietta is the busiest airport in terms of international traffic, and is the major
hub of all carriers.