Denver International Airport Automated Guideway Transit System Denver International Airport Automated Guideway Transit System The Denver International Airport Automated Guideway Transit System is a people mover system operating at Denver International Airport in Denver, Colorado. The system opened along with the airport itself in 1995, and was conceived as a means to connect all of the midfield concourses with the south terminal and quickly transport passengers between them because of the longer distances between each building, especially when compared to Stapleton International Airport, Denver's former airport. Located within the secure areas of the airport, the AGTS utilizes two mile-long tunnels traveling underneath the aircraft taxiways and passing
Orlando International Airport one of the largest commercial airports in the US. In addition, the airport is home to a maintenance base for United Airlines. The airport code MCO stands for the airport's former name, McCoy Air Force Base, a Strategic Air Command (SAC) installation, that was closed in 1975 as part of a general military drawdown following the end of the Vietnam War. In terms of commercial airline service, the Greater Orlando area is also served by Orlando Sanford International Airport (SFB), and more indirectly by Daytona Beach International Airport (DAB), Orlando Melbourne International Airport (MLB), Tampa International Airport (TPA), and St.