Travel Description and travel 1,770 History 892 Social life and customs 352 Manners and customs 257 History and criticism 173 Natural history 134 más ... Social conditions 129 Voyages and travels 102 Politics and government 95 Americans 94 Discovery and exploration 90 Authors, American 86 In literature 84 British 78 Civilization 78 Social aspects 76 Tourism 75 Indians of North America 72 Discoveries in geography 65 Travelers 64 Homes and haunts 61 Antiquities 60 Criticism and interpretation 55 History, Local 54 Influence 54 Travel in literature 50 Intellectual life 48 Jews 46 Relations 46 menos ...