From PBS Terra.

The science behind the world’s biggest surfed waves and why they seem to form off the coast of Nazaré, Portugal.

*****
PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateTerra
*****

Subscribe to PBS Terra so you never miss an episode! https://bit.ly/3mOfd77

And keep up with PBS Terra on:
Facebook: https://facebook.com/pbsdigitalstudios
Tiktok: https://www.tiktok.com/@pbsterra
Instagram: https://instagram.com/pbsterra