Thanks for the link Paul.
It doesn't as such, but I imagine that it would fall under this. And, as a result, not cover me...
Hazardous Holiday Activities
The policy does not provide any cover if participation in certain hazardous activities and sports. For certain of such activities or sports cover excludes Personal Accident and/or Personal Liability benefits. We may be prepared to offer some cover for certain of these activities or sports if anadditional premium has been paid, so if you require such cover, or are unsure whether the particular activity or sport is considered hazardous by us, you should contact us