99 Years Later... We Solved It

The sailing rocks was given as part of a year 9 geography project along with a 2 other nominated unexplained geographical / natural phenomenon. I thaught sand liqualification, like a moving quick sand.
 Individually, A 4th unexplained phenomenon was requested. I chose the Min Min lights, i had seen as a child on occasions. As yet many  explanations provided, many quite plausible but none definitive. Can physicsgirl solve or present a adequate explanation for these lights?