Do You Dig National Parks?

1. The Missing Link1972-01-03 2. Navajo - The Last Red Indians1972-01-10 3. How Much Do You Smell?1972-01-17 4. The Parasite of Paradise1972-01-31 5. The Day it Rained Periwinkles1972-02-07 6. Are You Doing This for Me Doctor, or Am I Doing It for You?1972-02-14 7. How They Sold Doomsday1972-02-21 8. For Love or Money?1972-02-28 9. Whales, Dolphins and Men1972-03-06 10. What Is Race?1972-03-13 11. The Man-Made Lakes in Africa1972-03-20 12. Survival in the Sahara1972-03-27 13. Mind Over Body1972-04-10 14. Out of Volcanoes1972-04-17 15. The Wizard Who Spat on the Floor1972-05-01 16. Rail Crash1972-05-08 17. Do You Dig National Parks?1972-05-22 18. Sorry I Opened My Mouth1972-06-12 19. The Way We Move1972-07-03 20. The Life that Lives on Man1972-07-10 21. Sex Can Be a Problem1972-07-24 22. The Surgery of Violence1972-07-31 23. Hospital, 19221972-10-12 24. When Polar Bears Swam in the Thames1972-10-19 25. The Making of the English Landscape1972-10-26 26. Shadows of Bliss1972-11-02 27. The Billion-Dollar Marsh1972-11-09 28. Do You Sincerely Want a Long Life?1972-11-16 29. The Making of a Natural History Film1972-11-23 30. Fire1972-11-30 31. Alaskan Pipe-Dream1972-12-07 32. Their Life in Your Hands1972-12-21 33. Navigating Europe1972-12-28