Spires of Cedar Mesa Sandstone in Chesler Park (Needles District)
NPS Photo by Neal Herbert
Permian Period (245 to 286 million years ago)
Near-shore sand dunes intermingling with periodic floods that brought dark red sediments from the ancient Uncompahgre Mountains
Red and white layered sandstones forming cliffs, domes and spires
Spires and canyons in the Needles and Maze Districts of Canyonlands
Flash animations manage to simplify the story of Canyonlands.
Last Updated: 05/07/2015