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On Saturday, the Seine River in Paris opened its waters to the public for swimming for the first time in nearly a century. This landmark event allows locals to dive into the river, which has undergone significant cleaning to remove contaminants, making it safe for recreational use.

As I took the plunge near the iconic Eiffel Tower, vibrant scenes unfolded around me. The elegance of Île Saint-Louis framed my view, while various individuals jubilantly splashed in the waters, sharing views of joy and excitement. "What a joy. What a joy," exclaimed 76-year-old Martine Laupin, who was breast-stroking nearby. "This is Paris. Imagine!"

Swimming was prohibited in the Seine since 1923 due to pollution levels and boat traffic, but French authorities made a promise to restore the river's health. With the inaugural swim taking place on Saturday, three designated swimming sites were established in Paris, along with two additional locations in the nearby Marne River, a tributary situated just upstream.

As I floated in the cool, clean waters marked by dotted buoys outlining the swimming area, a sense of comfort washed over me. Water quality tests conducted just prior confirmed the river's safety, as evident by a green flag flying high nearby. This grand initiative not only rekindles a historic activity for Parisians but also showcases France's successful commitment to environmental restoration efforts.

In a world increasingly focused on sustainability, this reopening could serve as a model for other cities looking to revitalize their waterways and bring communities closer to their rivers.