I want to emphasize this. Always use appropriate safety equipment when exploring old buildings. Steel-toed boots are also a very good idea, in addition to a res

I want to emphasize this. Always use appropriate safety equipment when exploring old buildings. Steel-toed boots are also a very good idea, in addition to a respirator. http://en.wikipedia.org/wiki/Urban_exploration#Safety_and_legality http://en.wikipedia.org/wiki/Urban_exploration#Safety_and_le...