Watch 'National Geographic Specials' 1968 Online
1968 Episodes
1. Amazon
February 20th, 1968
2. The Lonely Dorymen: Portugal's Men of the Sea
April 16th, 1968
3. America's Wonderlands: The National Parks
November 28th, 1968
4. Reptiles and Amphibians
December 3rd, 1968
