Because...its a submarine
https://www.youtube.com/watch?v=cCCz7RtkHNk It was quite the process, but Toast has managed to infiltrate the enormous underground tunnel system below Portland! Rappelling, wading, and sticking their fingers where they shouldn't be, this adventure is certainly one of the spookiest.
Libraries usually make a good spot. Low security, fancy architecture, and often big buildings. These guys weren't able to make it all the way to the top, I heard the roof was covered in a little bit of ash, and it made things tough. But they did crawl. -- Max