Hartsfield–Jackson Atlanta International Airport is the main airport of Atlanta, United States and is widely known as the busiest airport in the world by passenger traffic. It is located about 11–15 km south of downtown Atlanta, Georgia. The airport is named after: William B. Hartsfield (former Atlanta mayor) Maynard Jackson (first African-American mayor of Atlanta) ATL is a major global aviation hub, especially for domestic travel within the United States and international connections across Europe, Latin America, and Asia.