The Tenerife Bluetrail takes place on 24th October, which at just over three months before the race, 1200 participants have already been registered, whereas a maximum limit is of 2000 people.
The race that has attracted the most participants is the marathon, covering 43 kilometres and reaching a maximum altitude of 1753 metres. Next in line is the ultra, which is 97 kilometres and reaches an altitude of 3555 metres, close to the top of Teide.