.Flight Terminal Span Chart.A personal digital assistant of miles between pair of airports in the United States helped make with Vue, SVG, D3.js and GreenSock. A chart of U.S.A. along with dots on where airports lie is made use of as an interface to tug the markers around to work out the span in between 2 flight terminals and present the span in kilometers.Airport Terminal Proximity Chart.Obtain the distance in between 2 flight terminals "as the crow takes flight.A marker by @shshaw.