Seven day black and white challenge day #2
Thanks again to @randypike for my nomination to participate, I nominate @miti to participate in this contest.
The Rules of the Challenge:
7 black-and-white images that represent an important part of your life;
Present a picture every day for 7 days;
No people;
No explanation;
Nominate somebody every day, though everyone can join;
Use the #sevendaybnwchallenge tag as one of your five tags;
...have fun
Interesting photo. What is it? A wall?
I would rather leave it without explanation but it is a very interesting surface.