http://hillierlake.com/
https://www.livescience.com/37492-sailing-stones-death-valley-moving-rocks.html
http://www.businessinsider.com/25-of-the-coolest-natural-phenomena-2016-6#25-a-starling-murmuration-aka-a-black-sun-25 http://www.bbc.com/travel/story/20160725-where-nature-plays-magic-tricks https://www.newscientist.com/article/2118389-mysterious-fairy-circles-in-namibian-desert-explained-at-last/
https://en.wikipedia.org/wiki/Pele%27s_hair
https://en.wikipedia.org/wiki/Polar_stratospheric_cloud
https://en.wikipedia.org/wiki/Blood_Falls
https://www.atlasobscura.com/places/blood-falls
https://en.wikipedia.org/wiki/Richat_Structure
https://www.nasa.gov/multimedia/imagegallery/image_feature_680.html
https://en.wikipedia.org/wiki/Spotted_Lake
https://www.mnn.com/earth-matters/wilderness-resources/blogs/mystery-canada-spotted-lake
https://www.livescience.com/40132-underwater-mystery-circles.html
http://www.innovateus.net/content/what-are-penitentes
https://en.wikipedia.org/wiki/Penitente_(snow_formation)
https://physics.aps.org/story/v17/st7