Fall at Hog's BackColorful Autumn Collection for Your Walls

Annual or One-Time Contests:

• Digital Photo's 7th Annual Your Best Shot - by November 21, 2013
• Outdoor Photographer's 6th Annual Nature's Colors Photo Contest - by November 25, 2013
• National Geographic's Photo Contest 2013 - by November 30, 2013 - $15 / entry
  (now the eligibility line from the rules really caught my attention: "… who do NOT reside in Cuba, Iran, New Jersey, North Korea, the Province of Quebec, Sudan or Syria ...")
• 1x Photo Awards 2013 - by November 30, 2013
• Digital Photo Pro's 3rd Annual First Impressions - by December 5, 2013
• World Photography Organisation's Sony World Photography Awards 2014 (amateur)- by May 31, 2014
• World Photography Organisation's Sony World Photography Awards 2014 (professional) - by August 31, 2014
• Buffalo Botanical Gardens Digital Photo Contest - by December 31, 2013 - 1 free entry, then $6 / 1 entry

Monthly Contests:

• National Geographic's Assignment: Spontaneous Adventure - by November 22, 2013
• Pop Photo's Your Best Shot November 2013 - by November 30, 2013
• Shoot the Land's Monthly Landscape Photo Contest - by November 30, 2013
• Pop Photo's November 2013 Photo Challenge - Nature Shot With a Strong Foreground - by November 30, 2013
• National Geographic's Your Shot - by December 14, 2013

Weekly Contests:

• 1x Weekly Theme: Time - by October 13, 2013
• Outdoor Photographer's Assignment #160: Winter Scenic - by December 31, 2013