Source: https://www.dailymail.co.uk/news/peoplesdaily/article-3379956/Beam-Incredible-optical-illusion-shows-dozens-coloured-light-pillars-appearing-Chinese-city.html
Source： http://strangesounds.org/2016/11/light-pillar-phenomenon-mystifies-russia-novy-urengoy-pictures.html
Source： https://www.telegraph.co.uk/news/worldnews/asia/china/12080323/Rare-light-pillars-optical-illusion-filmed-in-Chinese-skies.html
Source： http://strangesounds.org/2016/11/light-pillar-phenomenon-mystifies-russia-novy-urengoy-pictures.html
Source： http://strangesounds.org/2016/11/light-pillar-phenomenon-mystifies-russia-novy-urengoy-pictures.html
Source： http://english.cctv.com/2016/12/28/VIDEmQnR1bBtz2HcRylIZ1bK161228.shtml
Source: https://twitter.com/twit_impressive/status/825021904390074368?s=20
Source: https://www.instagram.com/p/BPqPqgzAH0v/?utm_source=ig_web_copy_link
Source: https://www.instagram.com/p/BPZIWc6BbiX/?utm_source=ig_web_copy_link
Source: https://twitter.com/best_roof/status/823181687291080704?s=20
Source: https://www.instagram.com/p/BPtFHbWDXHA/?utm_source=ig_web_copy_link
Source: https://www.instagram.com/p/BPc6ZPwBGsh/?utm_source=ig_web_copy_link
