The Grand Trench was a network of canyons on Gall.

This article is a stub about a natural formation or a body of water. You can help Wookieepedia by expanding it.

AppearancesEdit

• Shadows of the Empire novel

SourcesEdit

• Shadows of the Empire Sourcebook
• Star Wars: Power of the Jedi
• Star Wars: Shadows of the Empire trading cards (Card: Fancy Flying)