Optical Illusions In Nature

optical-illusions-in-nature-2Just off Mauritius’s coast appears this amazing waterfall illusion. The reason for the island’s famous waterfall illusion has to do with local sand and silt deposits that flow through the area and fluctuate the color of the water so that it appears like a waterfall.

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A magnificent crystalline world in China


This cave in Ningwu county, Shanxi, with a history of over three million years, provides remarkable spectacle of icicles, icefalls and ice stalagmites to visitors.  It is called “Wanniandong” in Chinese, or “10,000-year cave”.  Curiously, there is a dormant volcano just 200 meters away from the ice cave, which the locals refer to as “millennium volcano”.
Photo sources: people.cn,  Xinhua/Zhan Yan

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Magnificent buildings made entirely from wood on Kizhi Island

kizhi-pogost-2image source

Kizhi island is located on Lake Onega in the Republic of Karelia, Russia. The entire island and the nearby area form a national open-air museum with more than 80 historical wooden structures. The most famous is the Kizhi Pogost, which is a UNESCO World Heritage site. The Pogost is an area inside a fence, which includes two large wooden churches and a bell-tower, that are made entirely from wood, from the frame to the rivets and the stunning exterior.

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Green Sand Beaches


The green sand on the beach is composed primarily of olivine crystals which erode out of lava flows. The crystals are heavier than most sand types on the beach and remain behind when lighter sand grains are washed away by strong wave activity.

Green Sand in Kourou, French Guiana

Green_sand_beach_2image credits

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The volcanoes of the Kuril islands

Volcano_KurilIslands_1Geothermal landscape and volcanic caldera, Kuril Islands, Sakhalin Oblast (source: Bing Wallpaper Archive)

The Kuril Islands form a volcanic island archipelago that stretches approximately 1,300 km northeast from Hokkaido, Japan, to Kamchatka, Russia. The 56 islands chain has around 100 volcanoes, some 40 of which are active.

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