sentences:  Each team consists of ten to eighteen members, either running or walking to complete the eighteen 4.7 km to 14.4 km legs around the largest lake in Australasia, Lake Taupo.With over 5000 registered amateur and professional runners from all over Australasia taking part in the race each year, it is the biggest event of its type in the Southern Hemisphere.While there are prizes awarded to the winners of the relay, and $150,000 worth of spot prizes given away, most of the runners take part just for the joy of team building and participating.