Hawaiian surfer Garrett McNamara set the world record for biggest wave ever ridden back in November 2011, when he tamed a 78-foot monster. McNamara reportedly broke his own record by riding this 100-foot wave on Monday in Nazaré, Portugal:
Nazare (Praia do Norte) was hit today by a massiv nord-west swell with a breeze of south-east wind! perfect conditions! Hundreds of photographers and audiences have probably seen their biggest swell.ever.

The video is not the whole ride, but still...