• 7 Books

• 4 Travel
• 3 History
• 2 Arsenʹev, V. K. (Vladimir Klavdievich), 1872-1930
• 1 Amazon River Valley
• 1 Authors, American
• 1 Beagle Expedition (1831-1836)
• 1 Biologists
• 1 Darwin, Charles, 1809-1882
• 1 Dersu Uzala
• 1 Discovery and exploration
• 1 Geology
• 1 Indians of Central America
• 1 Indians of South America
• 1 Matthiessen, Peter
• 1 Scientific expeditions
• 1 Spain. Comisión Científica del Pacífico
• 1 Spanish
• 1 Voyages around the world
• 1 Wallace, Alfred Russel, 1823-1913

• 2 Arsenʹev, V. K. (Vladimir Klavdievich), 1872-1930
• 1 Darwin, Charles, 1809-1882
• 1 Guhl, Felipe
• 1 Hernández Ranera, Sergio
• 1 Hernández-Ranera, Sergio, 1969-
• 1 López Muñoz, José Luis
• 1 Matthiessen, Peter
• 1 Puig-Samper, Miguel Ángel
• 1 Sanz Redondo, Rubén
• 1 Sanz Redondo, Rubén, 1973-
• 1 Wafer, Lionel, 1660?-1705?

• 7 Spanish

• 2 South America
• 2 Ussuri River Valley (Russia and China)
• 1 Amazon River Valley
• 1 Darien (Panama and Colombia)
• 1 Himalaya Mountains
• 1 Pacific Coast (North America)
• 1 Pacific Coast (South America)
• 1 Panama
• 1 Panama, Isthmus of (Panama)
• 1 United States

Limit year range