Over 100 days, we built a modern underground millionaire house complete with a private swimming pool. Using only primitive tools, we shaped every detail of this luxurious space by hand. This video ...

Putting their skills to the test, the Kleinschmidts and their team only have only 100 days to build each house from scratch.

Join me on a 100-day journey as I build a stunning underground millionaire house using only primitive tools. This one-man ...