2126: Google Trends Maps - explain xkcd
An early concept map of New Vegas! (Much more expansive) : r/fnv
Michigan, Riordan Wiki
File:Las Vegas printable tourist attractions map.jpg - Wikimedia Commons
Las Vegas Strip - Wikipedia
US Counties Where At Least One Chinatown Has Existed (According To Wikipedia) [Corrected/Improved Version] : r/MapPorn
Las Vegas, Underworld Empire Wiki
File:Las Vegas Strip.png - Wikipedia
Faction Map (Mainly created with aid of the wiki.) : r/fnv