The second deck contained exhibits that answer many questions about the the Ark. For example, where did fresh water come from to drink, bathe, and wash clothes and dishes? How long did it take to feed and water all the animals? What was done with the tons of animal waste? What kinds of lighting was in the Ark? Various ingenious examples of mechanical and technical designs showed the intelligence of Noach and his family who were called to build this huge boat for their protection and provision.