At the end of the original film, Rebel ships fly along the Death
Star trench in an attempt to blow up the space station. Look at
the photo of the Death Star at the top of this post: can you
point to the trench that Luke and the Rebels flew down to fire
upon the exhaust port that would ultimately destroy the space
Nearly everybody points at the equatorial trench of the Death
Star. I asked dozens of die-hard fans, including many co-workers
at Industrial Light & Magic, and nearly every single person
pointed to the equatorial trench. If you asked me, I would also
have said the equatorial trench.
You learn something every day.