EPISODE
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.
15 February 1946, Omaha, Nebraska, USA
22 October 1938, Leytonstone, London, England, UK
19 August 1956, Brooklyn, New York City, New York, USA
25 December 1952, Dover, Delaware, USA
26 September 1930, Jersey City, New Jersey, USA
January 2, 1915 in Rentiesville, Oklahoma, USA
12 April 1956, Havana, Cuba
13 December 1975, Seoul, South Korea
19 July 1961, New York City, New York, USA
10 October 1941, Manhattan, New York City, New York, USA
20 April 1937, Los Angeles, California, USA
14 August 1951, Minneapolis, Minnesota, USA
7 December 1915, Red Hook, Brooklyn, New York City, New York, USA
15 November 1940, Cambridge, Massachusetts, USA
19 September 1959, Midland, Texas, USA
23 February 1955, Champaign, Illinois, USA
11 September 1950, Chicago, Illinois, USA
July 9, 1940 in USA
20 June 1971, Fayetteville, Arkansas, USA
9 July 1956, Concord, California, USA
19 October 1945, Rochester, New York, USA
