Tucked away in the heart of the forest, we built a hidden underground house using only natural materials and ancient ...

In this video, we demonstrate how to build an underground house and a swimming pool on a cliff using ancient skills. The ...

Can humans survive without the sun? Apparently, they can, in fact, they already did. The idea of living completely underground seems like a compelling Hollywood narrative, but for others, subterranean ...

From the street, this Nevada home looks deceptively ordinary — a two-story structure with a four-car garage on more than an acre, minutes from the glitter of the Las Vegas Strip. But 26 feet below ...