Subway Corridor
Even though this photo isn't inherently bad, it's on the banned list. North Korea is pretty secretive with their subway systems due to the fact that it also doubles as a bomb shelter. The tour guide didn't permit this photo being taken, but they didn't prohibit it, either.
Resident Housing
Residents living just outside of Pyongyang do not have it easy. The people who live in the capital are given much better living arrangements and their buildings are kept up with albeit cheaply made. Photographs are strictly prohibited as citizens' real living situations... Those buildings look like they're about to fall down.