Before Old Faithful was famous, an 1871 Army survey captured its very first photo. Then Chicago burned.Discover the thrilling, forgotten expedition of Captain Barlow—whose secret Yellowstone maps and lost masterpieces almost vanished forever in a sudden catastrophe! Dive into Yellowstone’s greatest lost story! Web: https://www.bigskytreasure.org/history/events/barlow-expedition-1871 #WorldHistory #USHistory #MTHistory #Montana #History #BSTS #Fourosix #MontanaToday #histodons