96° 52' 05.5000" W An IATA airport code, known by the IATA as an IATA location identifier or, simply, a location identifier [1], is a three-letter alphabetic code designating many airports around the world. ... The ICAO airport code is a four-letter alphanumeric code designating each airport around the world. ... Nickname: Big D Motto: Official website: www. ... The term above mean sea level (AMSL) refers to the elevation (on the ground) or altitude (in the air) of any object, relative to the average sea level. ... A foot (plural: feet) is a non-SI unit of distance or length, measuring around a third of a meter. ... The metre (Commonwealth English) or meter (American English) (symbol: m) is the SI base unit of length. ... Map of Earth showing lines of latitude (horizontally) and longitude (vertically); large version (pdf) The geographic (earth-mapping) coordinate system expresses every horizontal position on Earth by two of the three coordinates of a spherical coordinate system which is aligned with the spin axis of the Earth. ...