These clever people are using shipping containers, dumpsters and rubbish skips to create family pools at low cost. And you can take them with you if you move! Here are the pools they made --> http://theownerbuildernetwork.co/n74b
Inground Shipping Container Pool Shipping containers can easily be converted into the perfect pool. The dimensions (20 or 40 feet long, 8 feet wide and 8 feet deep) create an ideal swimming pool size. The container can also simply be buried in your backyard to create an in ground pool.