Lightning over Colorado via NASA https://j.mp/2G6yboG https://j.mp/36eIUrV

aki

5年前

Lightning over Colorado via NASA https://t.co/sSBKSJ6o7k pic.twitter.com/UzhZhHkb2N

— Akihiko SHIRAI, Ph.D #VTC20 (@o_ob) September 27, 2020

from Twitter https://twitter.com/o_ob