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Click here to see a collection of modern and historic images of Grand Staircase - Escalante National Monument. Historic pictures were taken by the Thompson Expedition of the Powell Survey of 1872. Website images include both standard photograph and 3D views (as anaglyphs - requiring red-and-cyan 3D viewing glasses). This view taken along Highway 12 west of Boulder, Utah shows massive cliffs of Navajo Sandstone along the valley of Calf Creek in Grand Staircase - Escalante National Monument. |
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To learn more about the park check out the U.S. Bureau of Land Management website at: http://www.ut.blm.gov/monument/Visitor_Information/visitor_information.html. Stratigraphy after: Doelling, H.H., Blackett, R.E., Hamblin, A.H., Powell, J.D., and Pollock, G.L., 2000, Geology of Grand Staircase - Escalante National Monument: In Geology of Utah's Parks and Monuments, Sprinkel, D.A., Chidsey, T.C., and Anderson, P.B., eds., Utah Geological Association Publication 28., p. 189-231. And, Hintze, L.F., 1988, Geologic History of Utah; A Field Guide to Utah's Rocks: Brigham Young University Geology Studies Special Publication 7, p. 194 [Uinta Basin chart 98]. Stratigraphic unit information is modified from the USGS GeoLex (Lexicon of Geology): http://ngmdb.usgs.gov/Geolex/geolex_qs.html. A generalized geologic time scale is available at: http://3dparks.wr.usgs.gov/coloradoplateau/timescale.htm. |
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