List of international airports provide the greatest inconvenience during flights, make all and sundry. Someone abuts the length of GDP, someone on the weather conditions. But there are several airports in all the lists. For example, the most dangerous air port is located between the peaks of the Himalayas, towering at 4880 meters. A National Airport. Reagan in Washington sandwiched between the Pentagon and CIA headquarters: not to touch the strategic objects, pilots must demonstrate all their skills. The list also have runways that run on water or even run into the abyss whose depth is 600 meters.