Unknown Challenge #20 in the Random thoughts series. Hosted by nDray. Challenge has finished Not an unknown challenge. A challenge about unknowns! =) Show full rules Announced: Saturday, 29th January, 2011 (GMT) Submissions: Saturday, 5th February, 2011 – Friday, 11th February, 2011 (GMT) Voting: Saturday, 12th February, 2011 – Friday, 18th February, 2011 (GMT) Processing rules: – Capture date rules: No restrictions. Additional rules: – Maximum number of entries per user: 3 Maximum number of entries in challenge: 200

submission phase has ended 181 entries voting phase has ended 1698 votes