A new robot will enable street artists to create murals in places previously thought to be inaccessible. In its first full-scale demonstration, it created a five-color mural of a woman on a chimney.

“Other buildings have been designed to meet these sustainable standards, but they are small—usually 2,000 to 6,000 square feet,” said Earth Day founder and Bullitt Foundation President Denis Hayes.

Mighty Buildings, a 3D-printing construction technology company dedicated to building sustainable, climate-resilient homes at scale, announced the opening of its newest factory in Monterrey, Mexico.