Logan International Airport Logan Airport became the first in the United States with an indirect rapid transit connection, with the opening of the Airport station on the Blue Line. The March 1947 diagram shows runway 4 (future 4L) in use, with runways 9 and 33 under construction; a different runway 33 ran northwestward from the present intersection of 4R and 9, and runway 25 ran southwest from the present intersection of 4L and 33. The December 1950 diagram shows a layout similar to the current one: runway 4L, 10,000-ft 4R, 7,000-ft 9 and 7,650-ft 33. Boston became a transatlantic gateway after World War
Incheon International Airport January 10, 2008 to build Yeongjong Medical Centre, which was completed in 2012. This hospital serves nearby residents and some of the 30,000 medical tourists who come to Korea annually. Located west of Seoul, the capital and the largest city of South Korea, Incheon International Airport is the main hub for Korean Air, Asiana Airlines, Jeju Air, and Polar Air Cargo. The airport serves as a hub for international civilian air transportation and cargo traffic in East Asia. In 2016, the Incheon International Airport was the fifth busiest airport in the world and third in Asia by cargo traffic, and