So named due to its resemblence to the flower of the same name. Vandalism and people thoughtlessly tossing coins and trash into the pool blocked the natural vents however and the natural color faded. We're told that Morning Glory Pool has "somewhat" returned to its former glory only due to a concerted effort to clean the pool of manmade debris. Prior to its vents being blocked Morning Glory Pool was known to occasionally erupt as a geyser.