This bioclimatic home in Barcelona doesn't need heating or air conditioning–it's regulated entirely by nature. Feeling inspired? Subscribe to AD and get a free tote with your subscription! → https://bit.ly/4jBCUMl Still haven’t subscribed to Architectural Digest on YouTube? ►► http://bit.ly/2zl7s34 ABOUT ARCHITECTURAL DIGEST The leading international design authority, Architectural Digest features articles and videos of the best in architecture, style, culture, travel, and shopping.