Great Basin National Park: Astronomy Ranger Minute
771 বার দেখা হয়েছে
ভিডিওর বিবরণ
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?
যুক্ত হয়েছে
12 মে 2016
কমেন্ট
