Kendra discusses the San Juan volcanic field.
Camera model NIKON D70 Shutter speed 1/640 Aperture f/90.5 Maximum aperture f/3.5 Exposure bias 0.00 Exposure Normal program Focal length 18mm Flash Off Metering CenterWeightedAverage ISO sensitivity 1000 Latitude 37.6614˚ N Longitude 106.64995˚ W Location South Fork, Rio Grande, Colorado, United States