Life & more

Great Sand Dunes in Colorado

스마트 안전보건 2010. 12. 26. 17:13

This pictures are taken from Great Sand Dunes in Mosca, Colorado.

This sand dunes can tell you how nature are so wonderful and marvelous.

Everyone thinks that how sand dunes were formed next to mountains.

The reason is Hydrology. There are underground creeks under the sand

dunes, so the sand dunes are kind of floating on the water.

This sites will tell you more about Great Sand Dunes.

History: http://www.nps.gov/grsa/historyculture/index.htm

Form: http://www.nps.gov/grsa/naturescience/hydrology.htm

 

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