This online exhibit features the works of landscape artist Thomas Moran, whose paintings inspired the creation of Yellowstone Park in 1916. A gallery of images of his paintings is included.

Our Documents is home to one hundred milestone documents that influenced that course of American history and American democracy. Includes full-page scans of each document, transcriptions, background information on their significance, and...

William Ludlow was an officer in the Corps of Engineers and a major general in the United States Army who served in the Civil War and led a scientific expedition examining the natural wonders of Yellowstone National Park.