From Amazing Things
Let's face it, not every backyard is a sprawling ten acres with resonably flat grade. Many backyards have severe grade changes, bluffs, small area, easements, utility obstructions, bad soil conditions, etc. These situations usually leave the homeowner desirous of having a swimming pool but relegated to the fact that it isn't possible. This post from Amazing Things proves this conjecture incorrect, as they present some amazing swimming pools that seem to be squeezed magically into impossible spaces, and yet they are fully-functional, amazingly beautiful works of art.
Here is an excerpt from the post: