The 3D-printed homes use recycled materials like plastic water bottles and food containers instead of lumber and concrete.

Austin-based printing company ICON is building the world's first 3D-printed hotel in a West Texas desert. See how.

El Cosmico, a hotel and campground site in Marfa, Texas — about an eight-hour drive from Dallas — is building two model units using a giant 3D printer. These examples will form the basis of the site’s 40-acre expansion,