Northern Ireland's Giant's Causeway are rock columns created by lava flow cooling and cracking
Norway's Hessdalen Light is an unexplained light that occurs in the valley of the same name, approximately 10-20 times per year
See more @http://www.dailymail.co.uk/travel/article-3203265/Volcanic-lightning-600-mile-long-clouds-mesmerising-ocean-sinkholes-Infographic-highlights-world-s-weirdest-wonderful-natural-phenomena.html
Replies