Discovery and exploration 31 Spanish 28 History 23 Explorers 15 Early accounts to 1600 9 Historiography 6 Indians 6 more ... Indians of South America 6 Natural history 6 Civilization 5 Description and travel 5 Indians of North America 5 Antiquities 4 Indians of Mexico 4 Travel 4 Colonies 3 History and criticism 3 Indians of the West Indies 3 Sources 3 Biography 2 Diaries 2 Indian art 2 Indians, Treatment of 2 Philosophy 2 Relations 2 Social aspects 2 Administration 1 America 1 Centennial celebrations, etc 1 Collective memory 1 less ...