 view gallery |   Mud Geyser - Yellowstone National Park
in Wyoming Historical Markers A history sign on the Mud Volcano Trail along the Grand Loop Road about 6 miles north of Lake Junction in Yellowstone National Park. posted by:  Volcanoguy location: Wyoming date approved: 12/28/2011 last visited: 12/03/2016 |
 view gallery | Cooking Hillside - Yellowstone National Park in Wyoming Historical Markers A history sign on the Mud Volcano Trail along the Grand Loop Road about 6 miles north of Lake Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/28/2011 last visited: 01/22/2016 |
 view gallery | Volcanic Landscape - Yellowstone National Park in Wyoming Historical Markers A geologic history sign at the Sulphur Caldron Overlook along the Grand Loop Road about 6 miles north of Lake Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/28/2011 last visited: 06/27/2018 |
 view gallery | Hayden Valley - Yellowstone National Park in Wyoming Historical Markers A geologic history sign near south end of Hayden Valley along the Grand Loop Road in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/28/2011 last visited: 01/22/2016 |
 view gallery | Mission 66 - Yellowstone National Park in Wyoming Historical Markers A history sign if front of the Canyon Visitor Education Center at Canyon Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/24/2011 last visited: 01/23/2016 |
 view gallery | Heart of the Caldera - Yellowstone National Park in Wyoming Historical Markers A geologic history sign along Grand Loop Road about 3 miles north of Canyon Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/24/2011 last visited: 01/23/2016 |
 view gallery | Oregon Trail Memorial - Green River, WY in Wyoming Historical Markers This Marker in Green River, Wyoming, pays tributes to pioneers who passed nearby on the Oregon Trail. posted by: DougK location: Wyoming date approved: 12/23/2011 last visited: 09/02/2018 |
 view gallery | Phantom Glaciers - Yellowstone National Park in Wyoming Historical Markers A geologic history sign along Northeast Entrance Road about two miles east of Tower Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/23/2011 last visited: 06/25/2014 |
 view gallery | Flood of Fire - Yellowstone National Park in Wyoming Historical Markers A history sign along Grand Loop Road about 1.6 miles south of Tower Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/23/2011 last visited: 09/20/2019 |
 view gallery | Buffalo Ranch - Yellowstone National Park in Wyoming Historical Markers A history sign along Northeast Entrance Road about eleven miles east of Tower Junction in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/23/2011 last visited: 09/21/2019 |
 view gallery | Petrified Tree - Yellowstone National Park in Wyoming Historical Markers A geologic history sign at the start of the trail up to the Petrified Tree in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/12/2011 last visited: 06/25/2022 |
 view gallery | The Land Tells the Story - Yellowstone National Park in Wyoming Historical Markers A geologic history sign along the half mile long boardwalk for the Forces of the Northern Range Self-Guiding Trail in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 12/12/2011 last visited: 09/29/2010 |
 view gallery | Fort Yellowstone - Yellowstone National Park in Wyoming Historical Markers History sign about Fort Yellowstone which is located along the Mammoth Terrace Loop Drive at Mammoth Hot Springs. posted by: Volcanoguy location: Wyoming date approved: 12/12/2011 last visited: 10/08/2012 |
 view gallery | Welcome to Historic Fort Yellowstone - Yellowstone National Park in Wyoming Historical Markers History sign about historic Fort Yellowstone which is located in front of the Bachelor Officers' Quarters (now the Albright Visitor Center) in Mammoth, Wyoming. posted by: Volcanoguy location: Wyoming date approved: 12/12/2011 last visited: 12/02/2016 |
 view gallery | At Guard - Yellowstone National Park in Wyoming Historical Markers History sign about the guard duty of U.S. Army at Yellowstone National Park. Sign is located along the walking tour route along Avenue C in Mammoth, Wyoming. posted by: Volcanoguy location: Wyoming date approved: 12/05/2011 last visited: 09/29/2010 |
 view gallery | A Most Fortunate Thing . . . - Yellowstone National Park in Wyoming Historical Markers History sign about the life of U.S. Army work protecting Yellowstone National Park. Sign is located along the walking tour route behind the old Commissary building in Mammoth, Wyoming. posted by: Volcanoguy location: Wyoming date approved: 12/05/2011 last visited: 09/29/2010 |
 view gallery | A Soldier's Life - Yellowstone National Park in Wyoming Historical Markers History sign about the life of U.S. Army soldiers at Yellowstone National Park. Sign is located along the history walk in front of Troop Barracks in Mammoth, Wyoming. posted by: Volcanoguy location: Wyoming date approved: 12/05/2011 last visited: 09/29/2010 |
 view gallery | Road Builders - Yellowstone National Park in Wyoming Historical Markers History sign about the U.S. Army’s Corps of Engineers work in Yellowstone National Park. Sign is located in front of U.S. Engineer’s Office in Mammoth, Wyoming. posted by: Volcanoguy location: Wyoming date approved: 12/05/2011 last visited: 01/13/2020 |
 view gallery | Cavalry in Yellowstone - Yellowstone National Park in Wyoming Historical Markers History sign about the U.S. Army protecting the park. posted by: Volcanoguy location: Wyoming date approved: 11/29/2011 last visited: 01/22/2016 |
 view gallery | The Fires of ’88 - Yellowstone National Park in Wyoming Historical Markers History sign about the fires in Yellowstone National Park in 1988. posted by: Volcanoguy location: Wyoming date approved: 11/29/2011 last visited: 01/24/2016 |
 view gallery | The First National Park - Yellowstone National Park in Wyoming Historical Markers History marker about Yellowstone being the First National Park. posted by: Volcanoguy location: Wyoming date approved: 10/18/2011 last visited: 06/28/2018 |
 view gallery | Avenue of Travel - Yellowstone National Park in Wyoming Historical Markers History sign about the history of travel along the Madison River corridor in Yellowstone National Park. posted by: Volcanoguy location: Wyoming date approved: 10/18/2011 last visited: 06/24/2022 |
 view gallery | Deadwood Trail Marker, near Chugwater, WY in Wyoming Historical Markers This marks a stage station on the route between Cheyenne and Fort Laramie, and the route north to Montana and Dakota Territory posted by:  ronjean location: Wyoming date approved: 07/28/2011 last visited: 12/15/2014 |
 view gallery | American Bison at Bear River State Park, Wyoming USA in Wyoming Historical Markers American Bison at Bear River State Park, Wyoming posted by: The_Simpsons location: Wyoming date approved: 07/08/2011 last visited: 05/30/2016 |
 view gallery | 1825 Rocky Mountain Rendezvous - Burnt Fork, Wyoming in Wyoming Historical Markers The site of one of the first Rocky Mountain Rendezvous was held here in 1825. posted by: Mom the Cook & cashnhubby location: Wyoming date approved: 06/11/2011 last visited: 05/25/2018 |
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