30 days.

Day 01 - A picture of yourself with fifteen facts.
Day 02 - A picture of you and the person you have been closest with the longest.
Day 03 - A picture of the cast from your favorite show.
Day 04 - A picture of your night.
Day 05 - A picture of your favorite memory.
Day 06 - A picture of somewhere you've been.
Day 07 - A picture that shows your true self.
Day 08 - A picture that makes you laugh.
Day 09 - A picture of the person who has gotten you through the most.
Day 10 - A picture of someone you see yourself marrying/being with in the future.
Day 11 - A picture of something you hate.
Day 12 - A picture of something you love.
Day 13 - A picture of your favorite band or artist.
Day 14 - A picture of someone you could never imagine your life without.
Day 15 - A picture of something you want to do before you die.
Day 16 - A picture of you and your friends.
Day 17 - A picture of your biggest insecurity.
Day 18 - A picture of your favorite place.
Day 19 - A picture of a habit you wish you didn't have.
Day 20 - A picture of somewhere you'd love to travel.
Day 21 - A picture of something you wish you could forget.
Day 22 - A picture that confuses you.
Day 23 - A picture of your favorite book.
Day 24 - A picture of something you crave a lot.
Day 25 - A picture of you last year and how you've changed since then.
Day 26 - A picture of something that means a lot to you.
Day 27 - A picture of yourself and a family member.
Day 28 - A picture of something you're afraid of.
Day 29 - A picture that can always make you smile.
Day 30 - A picture of someone you miss.