Today, Azteca TV is debuting the sixth season premiere of La Isla, the local adaptation of Caracol Television’s The Challenge. Distributed by Caracol InternacionalThe Challenge is an adventure and reality format that tests competitors survival instincts. In Colombia, the series is titled Desafío Súper Humans Cap Cana. In the local adaptation La Isla, 21 contestants are placed on an island in the Dominican Republic to face difficult challenges.