Giant current ripples?
Giant current ripples (aka gravel dunes) in Kuray Basin, Altai Republic, Russia.
Purportedly formed during the catastrophic emptying of Pleistocene Lake Kuray due to the collapse of an ice dam.
Taken on 7
Submitted on 04 February 2014
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Credit: Daniel Garcia-Castellanos (distributed via imaggeo.egu.eu)
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