They committed to 365 days of building a luxury underground house with an underground swimming pool using only manual labor.

One man uses primitive technology to create an elaborate swimming pool inside an underground house, complete with an incredible tunnel system featuring ancient architecture, and showcases an ...

The ultimate backyard flex was once a rectangular in-ground pool, its turquoise water glimmering under the sun. In today’s luxury market, that symbol seems almost quaint, as designers push the ...