Many of the "dungeons" in "Fallout 3? look exactly the same. They may have different layouts, but the art keeps a consistent, if eventually tiring, look.
How Bethesda Softworks counters this is by hiding creative stories about the world of "Fallout 3? inside through computers, audio books and more.
Because of "Fallout 3?'s setting, they were even able to include themselves. Mostly. The "Bethesda Ruins," found just southwest of "Germantown HQ" in the wasteland, is technically where Bethesda's apocalyptic offices are.
Unfortunately, Bethesda didn't do much with it.