Considering Ayia Napa for your summer party vacation? The place to be during night is the "square" in the center of town, but during your days it is likely that you will spend your time on Nissi Beach. Here's a video clip from a day at a beach.

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Wild party promoter
Games and contests are an important ingredient at the beach. The many beach bars at Nissi beach arrange contests to get people to their bars. The contests often evolve around either alcohol or sexyness, or both.

You may get tired of this pretty soon, so a 7 day trip may be enough!