We’re not sure of an exact date, but at one point, someone brainstormed about different ways of using shipping containers. After all, they were easy to obtain, affordable, structurally sound, and incredibly versatile.

For many years now, people have used these containers for a host of things. These include homes that are so beautiful you’d never know they were made from shipping containers unless someone told you. Other individuals have turned these into underground storage, perfect for extra supplies, gardening materials, and a host of other things.

There are even shipping containers transformed into shelters designed to protect people from tornadoes and the apocalypse. But now, we’re seeing a new trend emerge in the form of swimming pools. Yes, you heard that right. While that might sound far-fetched, one look at these 30 photos and you’ll get it.