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EPISODE
The National Parks: Americas Best Idea - Season 1 Episode 03: The Empire of Grandeur (1915-1919)
The history of the U.S. National Parks system, including the initial ideas which led to the world's first national parks and the expansion of the system over 150 years.
19 August 1956, Brooklyn, New York City, New York, USA
11 September 1950, Chicago, Illinois, USA
23 February 1955, Champaign, Illinois, USA
25 December 1952, Dover, Delaware, USA
19 September 1959, Midland, Texas, USA
15 November 1940, Cambridge, Massachusetts, USA
9 July 1956, Concord, California, USA
22 October 1938, Leytonstone, London, England, UK
12 April 1956, Havana, Cuba
