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Dune crests under a snowy Sangre de Cristo wall

Fig. 1Dune crests under a snowy Sangre de Cristo wall

Landform

The tallest dunes in North America, stacked against the Sangre de Cristo Range. Alpine desert — snow peaks over a sand sea.

Field note

Prevailing winds drop San Luis Valley sand against the mountains. Star Dune tops 750 feet. Medano Creek can run as a beach in late spring — a rare alpine playa.

A private leaf

Prints from Great Sand Dunes


Instant paper, this copy only. Write on the white — a line the walk still owes you.

The prints

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Opening the leaf…

Onward

A day's country


The nearest plates, by the miles.

Dunes chapter

More dune destinations


Other US dune plates. See all dune destinations in the USA

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On the chart


Vintage map of the United States