Dec 3, 2020
Amazing Street Mural Turns Pedestrian Walkway Into Giant Undulating Sand Dune
The walkway beside the Montreal Museum of Fine Arts gets a makeover
The walkway beside the Montreal Museum of Fine Arts gets a makeover
Dirty in every respect. Borderline filthy
In Iquique, Chile lies a 20,000-year-old, 320 m (1,050 ft) tall sand dune that overlooks the city
Sand dunes cover much of this terrain, which has large boulders lying on flat areas between the dunes. It is late winter in the southern hemisphere of Mars, and these dunes are just getting enough sunlight to start defrosting their seasonal cover of carbon dioxide. Spots form where pressurized carbon dioxide gas escapes to the surface
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