Technology 2 Abandoned children 1 Art thieves 1 Civil war 1 Clairvoyance 1 Corporations 1 Death 1 más ... Ferries 1 Friendship 1 Government, Resistance to 1 Governments in exile 1 Human cloning 1 Interplanetary voyages 1 Islands 1 Life on other planets 1 Mothers 1 Mothers and daughters 1 Murder 1 Outdoor life 1 Quests (Expeditions) 1 Revolutions 1 Separatist movements 1 Serial murderers 1 Social classes 1 Undercover operations 1 Utopias 1 menos ...