The bay's waters are so tricky to navigate that the largest of ships are required to have special mariners. 

<p>The bay's waters are so tricky to navigate that the largest of ships are required to have special mariners.&nbsp;</p>

KQED serves the people of Northern California with a community-supported alternative to commercial media. We provide citizens with the knowledge they need to make informed decisions; convene community dialogue; bring the arts to everyone; and engage audiences to share their stories.

<p>KQED serves the people of Northern California with a community-supported alternative to commercial media. We provide citizens with the knowledge they need to make informed decisions; convene community dialogue; bring the arts to everyone; and engage audiences to share their stories.</p>