You searched for City|State: petrified forest national park, az
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historicalmarkerproject/markers/HM1AYU_from-wood-to-stone_Petrified-Forest-National-Park-AZ.html
Approximately 225 million years ago, during the Triassic Period, a floodplain existed here - littered with fallen trees. Periodic flooding buried the logs beneath layers of silt. Over time, silica-laden waters filtered through these deposit and pe…
historicalmarkerproject/markers/HM1AYS_triassic-landscape_Petrified-Forest-National-Park-AZ.html
The dry plateau lands of this region today are far different from the tree-littered floodplains of 225 million years ago during the geologic period called the Triassic. Imagine a forested Triassic land where crocodile-like phytosaurs inhabited the…
historicalmarkerproject/markers/HM1AW7_painted-desert-inn_Petrified-Forest-National-Park-AZ.html
Painted Desert InnHas been designated aNationalHistorical LandmarkThis site possesses National Significancein Commemorating theHistory of the United States of America1987
historicalmarkerproject/markers/HM1AV2_newspaper-rock-petroglyphs-archeological-district_Petrified-Forest-National-Park-AZ.html
This property Has been listed in theNational Registerof Historic Places By the United StatesDepartment of the Interior1976
Newspaper Rock PetroglyphsArcheological District
historicalmarkerproject/markers/HMOAY_painted-desert-community-complex-historic-district_Petrified-Forest-National-Park-AZ.html
This property Has been listed in theNational Registerof Historic Places By the United StatesDepartment of the Interior2005Painted DesertCommunity ComplexHistoric District