Jeff Fluet from NH Kayak Center tests the waves in a kayak in the still under-construction Surf's Up indoor water and surf park in Nashua, New HampshireBRIAN SNYDER/Reuters
Dan Burke, 2007 C1 freestyle kayak world champion, tests the waves in a kayak at the still under-construction Surf's Up indoor water and surf park in Nashua, New HampshireBRIAN SNYDER/Reuters
Lauren McLean tests the waves on a surfboard at the still under-construction Surf's Up indoor water and surf park in Nashua, New HampshireBRIAN SNYDER/Reuters
Surf parks have been around for decades but a surge in the sport's appeal and rapid advances in wave-making technology, have triggered new construction in unlikely places like South Africa, Quebec, Sweden and Russia.BRIAN SNYDER/Reuters
Todd Holland, former professional surfer on the world tour, tests the waves on a surfboard at the still under-construction Surf's Up indoor water and surf park in Nashua, New HampshireBRIAN SNYDER/Reuters
Using proprietary designs meant to emulate waves formed in nature, companies are racing to bring the ocean sport to the landlocked masses.BRIAN SNYDER/Reuters
Rob Kelly tests the waves on a surfboard at the still under-construction Surf's Up indoor water and surf park in Nashua, New HampshireBRIAN SNYDER/Reuters
Sammantha Aker rides the machine-made wave at Wavehouse San DiegoGregory Bull/The Associated Press
Professional surfer Gabriel Medina of Brazil rides the machine-made wave at Wavehouse San DiegoGregory Bull/The Associated Press
Surf parks are the latest buzzword in the surf community, as everyone from top athletes to retailers look for ways to expand the sport, boost surf-related sales and create a standardized way to train that could ultimately help surfing earn an Olympic pedigree.Gregory Bull/The Associated Press
A surfer rides the machine-made wave at Wavehouse San DiegoGregory Bull/The Associated Press