Ways People Keep Cool in the Heat that Surprisingly Work
This Sunken Ship
Well, it’s sort of sunken. You’re definitely not supposed to put water into a boat, or any flotation device for that matter. Unless you happen to be on land. Then it makes for an excellent yard-side pool.

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Of course, you could also take the boat to the lakefront or other body of water, and swim in that instead, but to each their own.