Explorers Discovery and exploration 214 Discoveries in geography 181 Explorateurs 158 History 145 BIOGRAPHY & AUTOBIOGRAPHY 101 TRAVEL 99 Histoire 94 HISTORY 87 Historical 78 General 76 Travel 72 Découverte et exploration 61 Spanish 61 Description and travel 47 Budget 40 Hikes & Walks 40 Museums, Tours, Points of Interest 40 Parks & Campgrounds 40 Earth Sciences 38 Geography 38 SCIENCE 36 Descriptions et voyages 35 Adventurers & Explorers 30 British 29 State & Local 29 Indians of North America 28 Voyages and travels 21 Voyages 19 Australia & Oceania 17