edpaffjr.comYellowstone Day 2 » Old Faithful Geyser
Old Faithful erupts about every 90 minutes, shooting up to 180 feet in the air.
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| Gallery: | Yellowstone Day 2 |
|---|---|
| Full Size: | 3888x2592 |
| Camera: | Canon EOS DIGITAL REBEL XTi |
| Focal: | 50 mm |
| Shutter: | 1/400 sec |
| Aperture: | f/14 |
| ISO: | 400 |
