"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There's no denying the fun that comes along with diving into a pool. Think crystal clear water, warm ...

Imagine discovering a secret underground house—now imagine digging deep to build a mini swimming pool inside it, all by hand. In this video, we take on a unique and challenging build using primitive ...

This project focused on building a mini swimming pool underground using manual work and patience. Even though it was small, the digging took longer than expected and every step had to be done ...