Pigs can fly. Your Initial reaction at first glance is to laugh and say "NO WAY!", but this idiom has a different meaning for many of us. The sky is never too HIGH, to stop anyone to FLY. So, because of the creative ability of the microscopic reversibility now even PIGS CAN FLY. Still, you don't agree, so go ahead and play this wonderfully amazing game with a cool riverside theme. The Game play is to just FLY as much as you can avoiding the hurdles and beat your best score.