thanks for posting your pictures. Please note that the picture labeled "Carol and Steph by Gem Pool" is a picture of Artemisia Geyser (partial link to picture from MSU/YNP thermal inventory file for comparison--rcn.montana.edu/resources/features/feature.aspx?nav=11&id=8966) and here's a partial link to a picture of Gem Pool from the same source--http--wwww--rcn.montana.edu/resources/features/feature.aspx?nav=11&id=8959