Transgrancanaria is a long-distance race that is held annually on Gran Canaria, one of the Canary Islands. It was the first ultramarathon in Spain, and remains a popular and demanding mountain-ultramarathons on the international calendar. The route of the Transgrancanaria Classic has a course length of 115–130 km (71–81 mi), with a cumulative elevation gain of 6,750–8,500 m (22,150–27,890 ft). The race has taken place since 2003, with the participation of many international runners. It is a Spartan Trail world championship event. Records.
https://en.wikipedia.org/wiki/Transgrancanaria