Plot: Al Filo De Lo Imposible is a documentary series, broadcast on the second Spanish channel, with the theme of adventure and exploration of wild and extreme places on Earth, such as climbing peaks over 8,000 meters, exploring the polar ice caps, free-flying crossings, scuba diving, etc. This series, which includes more than two hundred documentaries whose first program was broadcast in January 1982, under the title "Dimension 8000", is the only television program that has filmed the 14 peaks over 8,000 meters high that exist on the planet, as well as the three poles (the North Pole, the South Pole and Everest)