This post has not been vetted or endorsed by BuzzFeed's editorial staff. BuzzFeed Community is a place where anyone can create a post or quiz. Try making your own!

    Making Waves in Hawaii

    When the waves are flat in Oahu, savvy surfers break a wall between a nearby river mouth and the ocean, creating a natural stationary wave.

    View this video on YouTube

    Voila! Instant surf!