Shelton Johnson is known for his work on The National Parks: America's Best Idea (2009) and The Last Explorers (2011).
8.1分
演员
饰：Self
2016-01-27(美国)
8.0分
饰：Self - Ranger, Yosemite National Park
2011-11-24(英国)
8.5分
饰：Self - Park Ranger
2009-09-27(美国)
8.4分
饰：Self - Park Ranger, Yosemite National Park Service
2009-02-10(美国)
饰：Self - Ranger,1 episode, 2004,
1991(美国)
