Door 5 in the 2010 advent calendar

Time to open the fifth door in the advent calendar. Until the New Year, I’ll be opening a door onto a different landscape from somewhere in the solar system. Where in the solar system is this meandering river?Click to enlarge >Door 5 At full resolution, the image is 150 meters per pixel; the area shown is 222 kilometers square. Credit: NASA / JPL / Emily Lakdawalla It’s not a river, of course. It’s one of Venus’ enigmatic canali. Venus’ ….


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