Anyone can take this pic. This was taken at the Great Prismatic Spring at Yellowstone NP. It is accessible by a car. No hiking required. It's very close to the infamous Old Faithful Geyser on the west side of the park. (Nikon D800E, Nikkor 16-35 mm at 16 mm, f/11, 1/500 sec, ISO = 200, handheld)