VALLE GRANDE HISTORIC MARKER

historic site

Inscription
About one million years ago, the magnificent valley before you was formed by collapse, after a series of tremendous volcanic eruptions ejected a Volume of material more than 500 times greater than the May 1980 eruptions of Mt. St Helens, This event . . .
DateSunriseGolden hourSunset
March equinox07:1018:4419:18
June solstice05:5119:4820:26
September equinox06:5518:3119:04
December solstice07:1316:1716:56

Local time (America/Denver).

35.85171, -106.45521

Elevation 2,664 m (modelled from terrain)

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