Gamer Limit writes: "Fallout 3's Capital Wasteland is without a doubt one of the largest areas to explore inside of a video game to date. Many fans are absolutely clueless about half of the known locations of the map, much less the little secrets which can be found in some random nook or cranny.
If you've come across the alien crash site, you have done a fair bit of exploring. Of course who would have ever thought we'd visit the ominous mothership from whence it came? The deafening cries of alien probes await you upon Mothership Zeta."