The document summarizes 9 of the world's most dangerous and breathtaking airports. Kansai International Airport in Japan is built on an artificial island visible from space. Madeira Airport in Portugal has an extended runway built on 180 tall columns over the ocean. Juancho E. Yrausquin Airport in Saba is considered one of the most dangerous due to cliffs on both ends of the runway. The Ice Runway in Antarctica has no paved runways, requiring careful landings on ice and snow. Princess Juliana International Airport in Saint Maarten has an extremely short landing strip, requiring planes to approach extremely low.