Black and White

Thank you @ceyticat for the nomination :)
Today I will nominate @a-0-1, have fun ;)

1. 7 black-and-white images that represent an
   important part of your life
2. Present a picture every day for 7 days
3. No people
4. No explanation
5. Nominate somebody every day, though everyone can
   join
6. Use the #sevendaybnwchallenge tag as one of your
   five tags