If you have taken an amazing photograph, consider submitting it to a photo contest!  There are hundreds of photo contests out there, from free to paid contests, esteemed to just plain silly, and most offer great prizes.  Here are list of a few of some of the best free photo contests:

Smithsonian – their 8^th annual photo contest is open to all photographers over 18 and is free to enter. The deadline to submit is December 1, 2010.  There are 5 different photo categories and category winners get their photos published in a print edition of Smithsonian magazine and win $500.  And, the Grand Prince winner gets a trip!

Contest website: http://photocontest.smithsonianmag.com/

Kilzoom – a high resolution photo emphasizing visual details is chosen weekly and winners receive $100. Open to everyone, and entry is free.

Contest website: http://www.kilozoom.com/customer_service/contest.htm

Shutterstock – submit your best travel-related photo for a chance to win a safari for two in South Africa! Open to U.S. resides ant free to enter. The deadline for submission is Many 12, 2010.

Contest website: http://www.shutterstock.com/photosafaricontest/

Foto Friend – prizes are awarded for the most creative photo editing.  Entry is free and open to anyone of all ages and countries.  First prize is $500 cash and a $50 Amazon gift card and category winners also receive a $50 Amazon gift card.   Deadline is June 30, 2010.

Contest website: http://www.fotofriend.com/photo-editing-contest