Ricky tries out world's longest man-made surf waves
11 August 2015 Last updated at 07:40 BST
Ricky's been to north Wales to try out the world's longest man-made surf waves.
New technology means three-metre-high waves can be created in an instant.
It's all at a giant man-made lake, three times the size of Wembley Stadium, in the Welsh mountains.
Watch how Ricky got on...