We build less formal natural swimming pools, but I love them all. Our natural swimming pools have are environmental systems that use no chlorine. definitely for the nature lovers that enjoy swimming in the garden.
Here's a great example of a conventional pool turned into a natural swimming pond. They offer a much lower maintenance alternative to conventional pools and allow you to swim in clean, chemical free water.
Natural Swimming Pool/Ponds (NSP's) are a chemical-free, low-maintenance alternative to traditional chlorine pools. The water is clean, crystal-clear, and filtered naturally using a built-in biological filter. by kathrine
24 Backyard Natural Pools You Want To Have Them Immediately
The plunge pool is a proper organic pool (natural swimming pool), only smaller. And this one is small enough to fit in a modest garden to bring the delights of plunging into organic water to more of us. (Click image for FAQs & instruction for making one.