From the extremely remote ice runway at Williams Field to an airport on an artificial island, here’s 19 crazy airports from around the world that you have to see to believe. Subscribe to Knowledge Feed for awesome mysteries, discoveries, fun topics and all around AWESOME videos ! 8. Catalina Airport Catalina Airport lies near Catalina Island's highest point of elevation, which is around 1,600 feet. Roads from the island’s population centers climb steeply upwards until they finally reach what has become known as the Airport in the Sky. The airport has no scheduled passenger service. Its open to the public and allows general aviation, all that inbound pilots have to do is state their intention to land in the airport and pay a $25 fee. 7. Adolfo Suarez Madrid Barajas Lying in the heart of Madrid, just six miles from the city’s financial district this airport is the largest in Europe by physical size, with a total area of roughly 7,500 acres. It originally opened in 1928 and in the years since has become the country’s largest and busiest airport and an important destination in Europe. 6. Dubai International By floor space Terminal 3 at Dubai International Airport is the world’s second largest building. It's also the busiest airport on earth for international passenger traffic. The airport is a huge contributor to Dubai. It employs 90 thousand people while indirectly supporting nearly half a million jobs and contributes nearly 27 billion dollars to the country’s economy. Dubai is one of the fastest growing major cities in the world and its airport is a clear representation of that fact. 5. Courchevel (corshavel) Its easy to see why Courchevel is widely regarded as one of the most extreme airports on earth. Its location on the French Alps makes inclement weather a constant danger. Pilots have to deal with a difficult approach, a no go around procedure thanks to mountains surrounding their landing and an upslope runway. The airfield serves the Courchevel ski resort. Its runway, which only runs 1,762 feet has no lighting or instrument approach procedure,, making landing in fog or low clouds darn near impossible. 4. Wellington In the 1940’s this airport in New Zealand had to be closed because its grass runway would become unusable in foul weather. The current airport was opened in 1959 after crews bulldozed surrounding hills to make room. 3. Heathrow Airport In 1929 Heathrow Airport in Longford, England was nothing more than a small airfield. Today it has grown to become one of the busiest airports in the world with 185 destinations in 84 different countries. 90 million passengers go through the crowded terminals of Heathrow every single year. In the summer of 2016 Heathrow received over 25 thousand noise complaints though oddly half were from the same ten people. 2. Kuala Lumpur International Throughout 2016 over 50 million passengers ended up at KLIA, making it the busiest airport in Malaysia and 24th busiest in the world in terms of passenger traffic. No passenger had a harder time at the airport then North Korean Leader Kim Jong un’s half brother. In February Kim Jong nam was assassinated while walking through Terminal 2 at Kuala Lumpur International Airport. Two women grabbed him and deployed a nerve agent into his body before being arrested. Thanks for watching everyone, don’t forget to share some of your thoughts in the comments section and click that subscribe button on your way out. 1. Malvinas Argentinas International Near the southern tip of Argentina on the island Tierra del Fuego lies Ushuaia (youshwaya). Within this city lies the world’s southernmost international airport, Malvinas Argentinas International. As you can see, approaching the landing strip is a breathtaking, beautiful site. Though people can surely appreciate the scenery, they are often just starting a fun filled journey. It’s location makes it used by many adventurous souls as a cruise ship gateway to the remote, inhospitable Antarctic region.