Today, the World Surf League (WSL) Big Wave Tour (BWT) is placing the Nazaré Challenge in Nazaré, Portugal, on Green Alert with potential to start on Tuesday, December 20, 2016. With a projected XXL swell heading toward the region, all eyes will be on the world's best chargers as they take on the waves of Praia do Norte, a break notorious for producing some of the biggest waves in the world.