Some of the best garden swimming pools are great for those who want to enjoy the summer sun without having to leave the comfort of their own backyard. But before you can dive into the pool, there's a bit of work to be done. Here's how to prepare the ground for an above-ground pool:nnChoose a level spot in your yard that gets plenty of sun. Avoid areas that are prone to waterlogging or flooding.nRemove any existing plants, grass, or weeds from the area. If necessary, use a shovel or spade to level the ground.nPlace a tarp over the prepared area to prevent rain or snow from ruining the work you've done so far.nWhen you're ready to install the pool, follow the instructions that come with it. Once it's up and filled with water, you're ready to swim!