Aquaparks

It was once a miller, was poor, but he had a large outdoor swimming pool. Now it happened, that he came to speak to the King, and to make himself appear, he said to him,: “I have a pool, the sun and water can spin into gold.” The king said to the miller: “This is an art, pleases me well, if your planning office is so clever, as you say, so bring it tomorrow in my castle, I will put her to the test.”