Fallout New Vegas started life as Fallout 3 DLC

Bethesda was too busy with Skyrim to work on Fallout New Vegas, so turned it into a full game and gave it to Obsidian

Fallout: New Vegas mod The Frontier is out after seven years of development

Fallout 3 -- Playthrough part 19 -- Point Lookout DLC

Fallout: New Vegas - Ultimate Edition (PS3) : Movies & TV

Fallout 3's opening is the best in the series

Fallout 3 and all its DLC will be free-to-keep on PC next week

Fallout 3: Mothership Zeta - The Pinnacle of Paid DLC

Fallout 3 - Mothership Zeta on Steam

Fallout: New Vegas was originally meant to be an expansion for Fallout 3 : r/pcgaming

With the introduction of the Ultimate Edition, Bethesda Softworks offers you the chance to double-down and get the complete package of New Vegas fun.

Fallout: New Vegas Ultimate Edition - Xbox 360

Sierra Madre Broadcast, Fallout Wiki