• 10 Description and travel
• 6 Human geography
• 6 Urban geography
• 4 Architecture, Modern
• 4 History
• 4 Study and teaching
• 3 Animals
• 3 Geography
• 3 Methodology
• 3 Nationalism
• 3 Research
• 3 Slopes (Physical geography)
• 3 Sociology
• 3 Wildlife photography
• 2 Culture
• 2 Earth sciences
• 2 Geology
• 2 International economic relations
• 2 Natural history
• 1 Architecture, Ancient
• 1 Architecture, Medieval
• 1 Biogeography
• 1 Catastrophes (Geology)
• 1 Cultural geography

• 61 Films Media Group
• 61 Films for the Humanities & Sciences (Firm)
• 40 American Public Television
• 7 555 Productions, Inc
• 4 Electric Sky (Firm)
• 3 BBC Worldwide Ltd
• 3 Content Media Corporation
• 2 Agency for Instructional Technology
• 2 Compagnie des taxi-brousse
• 2 Hooke, Christopher (Director)
• 2 Idéacom inc.
• 2 MagellanTV
• 2 Michel, Eric
• 2 Normandeau, Josette D.
• 2 Paulson, Doug
• 2 Ribière, Maurice
• 2 Samai, Karim
• 2 Webb, Amy (Film producer)
• 1 4 Learning (Firm)
• 1 Bristow, Davina
• 1 British Broadcasting Corporation
• 1 Cooter, Stephen
• 1 Greif, Stephen
• 1 Zweites Deutsches Fernsehen

• 64 English

• 3 Wales
• 2 Spain
• 1 Barcelona (Spain)
• 1 Greece
• 1 Istanbul (Turkey)
• 1 Italy
• 1 London (England)
• 1 Madrid (Spain)
• 1 Pangaea (Supercontinent)
• 1 Paris (France)
• 1 Rome (Italy)
• 1 Venice (Italy)

Limit year range