Great Basin National Park: Astronomy Ranger Minute
785 बार देखा गया
वीडियो का विवरण:
It has been asked "what do we lose, if we lose the night?" Take a journey through the brilliant night skies of Great Basin National Park. The dark skies are exceptional but are under threat, but ask yourself this question: does a solution exist?
इस तिथि को जोड़ा गया
12 मई 2016
टिप्पणियां
