McNamara caught the huge wave in Praia do Norte, Portugal. This part of the Portugese coastline has a deep water canyon which funnels large Atlantic swells and often creates record-breaking waves.
You can catch more videos Garetts blog has more videos and describes his obsession with finding and riding monster waves.
Surfer Today reports Garrett as saying: ‘I feel so blessed and honoured to have been invited to explore this canyon and its special town. The waves here are such a mystery.’
