https://planning.nps.gov/parkHome.cfm?parkId=111
NPS PEPC - Yellowstone NP - All Docs and Projects
yellowstone npall docsnpsprojects
https://www.usgs.gov/media/images/grizzly-bear-dump-yellowstone-np-1970s
Grizzly bear at dump in Yellowstone NP in the 1970s. | U.S. Geological Survey
Grizzly bear standing on hind legs while garbage truck is unloading garbage at the Trout Creek dump in Yellowstone National Park; Photographer unknown; 1970
https://travelingbells.blogspot.com/2020/08/yellowstone-np.html
Traveling Bells: Yellowstone NP
We piled in the Jeep and drove around the N end of Yellowstone and over to Cody, WY, for lunch. Since Dick and I were just at the Buffalo Bi...
travelingbellsyellowstonenp
https://robinwestenra.blogspot.com/2014/03/48-quake-in-yellowstone-np.html
Seemorerocks: 4.8 quake in Yellowstone NP
seemorerocksquakeyellowstonenp