Dr_Moriarty:
Beehive Geyser and Old Faithful Inn
Dr_Moriarty:
Firehole River, Flanked by Hot Springs
Dr_Moriarty:
Crested Pool
Dr_Moriarty:
Thermal Feature and Flies near Castle Group
Dr_Moriarty:
Riverside Geyser's Full Height
Dr_Moriarty:
Riverside Geyser across Firehole River
Dr_Moriarty:
Riverside Geyser, Framed by Trees
Dr_Moriarty:
Riverside Geyser's Initial Splutter
Dr_Moriarty:
Riverside Geyser, Before Eruption
Dr_Moriarty:
Morning Glory Pool (From East)
Dr_Moriarty:
Morning Glory Pool
Dr_Moriarty:
Morning Glory Pool and Plaque
Dr_Moriarty:
Grand Geyser
Dr_Moriarty:
Ducks Flying Over Firehole River
Dr_Moriarty:
Bent Tree in Upper Geyser Basin
Dr_Moriarty:
Chromatic Pool
Dr_Moriarty:
Belgian Pool
Dr_Moriarty:
Spasmodic Geyser
Dr_Moriarty:
Tardy Geyser
Dr_Moriarty:
Thermal Feature near Pump Geyser
Dr_Moriarty:
Spring Near Doublet Pools
Dr_Moriarty:
Sponge Geyser
Dr_Moriarty:
Old Faithful Geyser
Dr_Moriarty:
Old Faithful
Dr_Moriarty:
Crowd Expecting Old Faithful
Dr_Moriarty:
Crow's Nest in Old Faithful Inn
Dr_Moriarty:
Colors Gradient of Grass near Mud Volcano
Dr_Moriarty:
Dragon's Den
Dr_Moriarty:
Otter Creek Bridge and Upper Falls of Yellowstone River
Dr_Moriarty:
Uncle Tom's Trail to Lower Falls Lookout
