Rainbow Eucalyptus Trees, Maui, Hawaii - there is a small forest of these trees off the Hana Highway. As the outer bark naturally sheds it leaves strips of green inner bark exposed and as it grows the inner bark turns bluish, orange, purple and maroon. How cool!
Submerged tree in the Green Lake. The Green Lake or Grüner See is a lake in Austria that dries out almost completely during fall, is used as a county park in the winter and is famous for the underwater park which forms during the spring due to the snow meltdown.