The Vessel

The Vessel (formerly USS Democracy) is an old submarine located inside a sub base, known as The Nucleus on The Island in 2287 in the Fallout 4 add-on Far Harbor.

Layout
The Vessel shares a similar internal layout as the Chinese Yangtze.

Notable loot

 * Nuclear launch key - In a safe

Appearances
The Vessel appears only in Fallout 4 add-on Far Harbor.