The reason for its sudden change in activity is due, not to the changing features, but to human vandalism. No one can predict if Minute Geyser will ever again display its former powerful eruptions. Porcelain Basin Norris Museum Overlook - Porcelain Basin is open with hundreds of densely packed geothermal features in contrast to the more forested terrain of Back Basin, where features are more scattered and isolated. Rainbow colors, hissing steam, and pungent odors combine to create this unique area in Yellowstone. Overlook - A number of these geysers and other features have been born suddenly due to hydrothermal explosions.
Some features last only a few hours, days or weeks.
Some are permanent features, such as Blue Geyser.