"I roamed the countryside searching for answers to things I did not understand.
Why thunder lasts longer than that which causes it,
and why immediately on its creation the lightning becomes visible to the eye
while thunder requires time to travel. How”
..... Leonardo da Vinci (1452-1519)
This is my entry for this week's The Weekend In Black And White. My grateful thanks to Dragonstar for hosting this wonderful site. To participate or view the world in monochrome, please click here.