The waterfall? Since the water enters freefall as it leaves the channel, we can model its path in the air. Modeling particles from a sampling at the edge of the waterfall as falling under the force of gravity, we can develop a picture of the water as it falls. How does the shape of the waterfall edge aect the appearance of the waterfall? Currently, we still expect the entire waterfall to come to the same angle to the horizontal. Were looking for a variable-shaped lip: straight line, curve, alternating between channels, etc. Each channel still ends square, and perpendicular to the water ow. How can we maximize the party experience?