10th Great North Asymmetric Challenge preview
![10th Great North Asymmetric Challenge preview](http://yandy.co.uk/photos/rs400/350/yandy261252.jpg)
Sponsored by Cumbrian Legendary Ales, this year's Great North Asymmetric Challenge (known as the GNAC) at Bassenthwaite Sailing Club will be held on 25th and 26th September. A firm favourite for those who like to gybe.