Emergency services from across the UK have been using the Cardiff International White Water Centre to train for flood rescues.
After weeks of wild weather, ambulance crews are learning new skills so they can directly access people trapped in torrents of water requiring treatment.
It's part of a push for ambulance crews to reach casualties faster, rather than waiting for Fire and Rescue personnel to bring the injured to them.
Days of severe weather have taken their toll in coastal areas around Wales.
Why has Britain been battered by a seemingly endless series of severe storms since the start of December?
These videos show the ferocity of the waves hitting Aberystwyth seafront this morning, leaving the roads strewn with debris.