Honolulu International Airport is one of the most beautiful in the world. HNL covers over 4,250 acres of land. There are three terminals and five concourses at the airport. Diamon Head, Central, Ewa Concourses, and the Interisland and Commuter Terminals which must be accessed via the provided shuttle buses. There are 47 gates among these concourses. After passing security, travelers are provided free transportation between each of the terminals on the third level of the overseas terminal for trips to the Ewa or Diamond Head Concourses. The airport is located at 300 Rodgers Boulevard, which is four miles from the downtown area of Honolulu.