<p>Thirteen people, adults and children, some sit on bench and some stand with the colorfully blue steam from Grand Prismatic Spring in the background.</p>
<p>Visitors looking at and photographing Grand Prismatic Hot Spring from the boardwalk;
Jim Peaco;
June, 2008; 
Catalog #18745d;
Origiinal #RD7Y0730</p>
<ul><li>Keywords: 18745d; thermal features in yp; yellowstone national park; exploring the thermal basins in summer; visitor activities</li></ul>
NPS/Jim Peaco
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