Hartsfield-Jackson Atlanta International Airport (ATL), often recognized as the busiest airport in the world, is a bustling hub for both domestic and international travelers. With over 100 million passengers passing through its gates each year, the airport is a vital transportation center, especially for those connecting between flights across the U.S. or internationally. As with most major airports, ATL is divided into multiple concourses, each serving different airlines and destinations. Among them, Concourse B is a significant terminal for domestic flights.