Hey folks,
Please advice whether the following scenario is considered internet gambling.
People are charged to post a picture of themself on a site. Then, people vote which picture they think is the best-looking one and person getting first place is given or cash prize. What do you think?
Thanks in advance!

Gambling is any behavior involving risking money or valuables on the outcome of a game, contest, or other event in which the outcome of that activity depends partially or totally upon chance or upon one's ability to do something.