Natural swimming pool is a good alternative if you feel bored with the standard swimming pool. It contains pure water without chemicals. You don’t have to be worried to swim in it. Take a look at these photos of some natural swimming pools and swimming ponds in the UK. They look so fresh, still and beautiful. They go harmoniously with the nature. The pools show an understanding of how ecological systems work and the very latest in bio-technology to produce one of the most innovative and complete garden features.