excellent demonstration! Thank you for taking the time to show and explain this phenom. Not new science, been proved in the past but now we see it with a little bit of work. It would have been nice to see display.
HikingPhotos2010 1 year ago
excellent demonstration! Thank you for taking the time to show and explain this phenom. Not new science, been proved in the past but now we see it with a little bit of work. It would have been nice to see display.
HikingPhotos2010 1 year ago