Crater of the Grotto Geyser, Yellowstone 1873 Frame:Black and we love these detailed

and we love these detailed historical maps that give us an intriguing glimpse into its past

The 21 major Water Resource Regions contain the drainage area of either a major river or the combined drainage areas of a series of rivers

and Short-Winged Grasshopper

or Skipjack

Crater of the Grotto Geyser, Yellowstone 1873 Frame:Black and we love these detailedDuring the early 1870's, William Henry Jackson documented Yellowstone as part of the Hayden Survey expeditions for the USGS. His photography was used, in part, to help lobby Congress to pass the Yellowstone National Park Act of 1872. These important images were taken from 1871 to 1872 and eventually published in the book "Photographs of the Yellowstone National Park and Views of Montana and Wyoming Territories". This is a reproduction print of the