Members of Maine Attraction water show ski team perform at Number One Pond in Sanford on Thursday. Derek Davis/Staff Photographer

Maine's only water show ski team practices and performs shows at Number One Pond in Sanford, starting as soon as the water temperature is bearable, in preparation for the summer's pinnacle event, the Eastern Region Show Ski Championships, which are happening this weekend in Northampton, Mass. Derek Davis/Staff Photographer

A member of Maine Attraction water show ski team performs at Number One Pond in Sanford on Thursday. Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team organize their skis and tow ropes as they prepare for takeoff from the launching dock. Derek Davis/Staff Photographer

The crowd watches at One Pond in Sanford on Thursday as a member of Maine Attraction water show ski team performs. Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team carefully take their positions in a four-tier pyramid as they perform on Thursday. Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team launch from the dock as they perform on Thursday. Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team perform on Thursday. Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team line up during Thursday's performance. Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team continue to put on shows in Sanford on specific dates through early October. Derek Davis/Staff Photographer

Maine's only water ski show team practices and performs shows at Number One Pond in Sanford, starting as soon as the water temperature is bearable, in preparation for the summer's pinnacle event, the Eastern Region Show Ski Championships, which are happening this weekend in Northampton, Mass. . Derek Davis/Staff Photographer

Members of Maine Attraction water show ski team keep the tips of their skis up before launching from the dock as they perform at Number One Pond in Sanford on Thursday. Derek Davis/Staff Photographer