sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Spring at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Surprise Pool at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Surprise Pool at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Surprise Pool at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Surprise Pool at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Great Fountain Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Great Fountain Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Great Fountain Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Great Fountain Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Great Fountain & White Dome Geysers at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
Bacteria Mat of Great Fountain Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
White Dome Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
White Dome Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
White Dome Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
White Dome Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
White Dome Geyser at Firehole Lake Drive at Yellowstone NP, WY
sanfrancisco2005:
White Dome Geyser at Firehole Lake Drive at Yellowstone NP, WY