Chihiro's father makes reference to the "abandoned theme parks" built in the 1990s after they stumble into the new world. Hayao Miyazaki's films make continued reference to the destruction of the environment through human interference and industry.
Boohoo Boone asks Omri what will happen when they return home, hoping they will have moved forward in time. Little Bear tells Omri and Patrick about the traditional rite of passage in Iroquois culture and of the concept of harmony with the world. Before leaving, Little Bear asks Omri of the plight of the Onondaga people, and Omri tells him the truth. The Onondaga are great, but it is not always great for their people.