Morning Sun Transforms this Landscape into an Optical Illusion

Illustration for article titled Morning Sun Transforms this Landscape into an Optical Illusion

Steeply-angled sunlight creates a muddled mystery of which terrain are mountains or valleys in this early-morning scene. Only snaking fog shrouding the river reveals the secrets of the inverted topography.

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Fog hides the Thanlyin River in western Yunnan Province, China. It simultaneously identifies where the bottom of the valley is, untangling the illusion of up and down despite the sharp shadow setting off the high-relief terrain.

Image credit: Planet Labs Inc


Contact the author at mika.mckinnon@io9.com or follow her at @MikaMcKinnon.

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