It has been proven time and again that creativity and art therapy are valuable tools for emotional wellness. Photography is one such tool that you can utilize without going to art school or being professionally trained.
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Photo Quest near Holborn, England
In this imaginative game, you'll receive a series of ambiguous clues. Channel your creativity to transform each one into an inspired photo paired with an entertaining caption. The game is not timed, so you can take as long as you wish to make sure each of your entries will impress your peers, who will vote for their favorites, just as you will! 
