article_snippet: Once a brilliant shade of blue, the Morning Glory pool's appearance has altered dramatically since the 1950s, thanks to an accumulation of coins, rubbish and natural debris.
article_snippet: the Morning Glory pool has been dubbed the Fading Glory, due to the transformation from the Morning Glory pool original colour to the yellowy-green hue the Morning Glory pool has today.
article_snippet: Photographs from 1966 show the Upper Geyser Basin  pool's original blue colour, before the build up of coins and rubbish .
article_snippet: The pool received The pool  name in 1883 from Mrs McGowan, who was the wife of Assistant Park Superintendent, Charles McGowan.
article_snippet: As a nod to The pool  then crystal blue colour, she named The pool  after the blue flower, Morning Glory.
article_snippet: Although The pool  was originally known by The pool  Latin name, Convolutus, by 1889
article_snippet: The pool  was commonly known by The pool  current name.
article_snippet: The pool  has warning signs around The pool , in an attempt to reduce further vandalism to The pool  waters, (left).
article_snippet: The pool  has been dubbed Fading Glory, now bearing little resemblance to the bright blue flowers which gave The pool  
article_snippet: The pool  name, (right)