Posted on April 25, 2016 15:20 PMEarth Day, celebrated annually on April 22, is the one and only day that transcends culture, language, and tradition. Since 1969, the year when Earth Day was established, and until nowadays Earth Day has spread to nearly 200 countries. Google, celebrates this day, with her own doodles designed by Sophie Diao, having impact on all over the world. As Sophie Diao mentioned "We live on a beautiful planet, and it's the only one we've got. Happy Earth Day!"