Learn how to build a water slide and an underground stone swimming pool. This project features an endless supply of natural water sourced from groundwater encountered during the digging process.

In this video, we showcase the construction of a secret underground house with a water slide built around an underground ...

She Who Wears The Pants has decided that our backyard is in dire need of decoration, of the large water containing variety. After getting quotes from a number of builders, the verdict is that this is ...