Photos and renderings by DOUGLAS FRIEDMAN, NICK SIMONITE, and courtesy of BIG A rendering of the 3D-printed residences dubbed Sunday Homes at El Cosmico's next iteration in Marfa, Texas A rendering of the pool area at Sixth&Blanco hotel in Austin The Hotel Saint Cecilia in Austin, designed by Clayton Korte and Lambert A rendering of the bathhouse at El Cosmico A guestroom at the Hotel Saint Vincent in New Orleans, revitalized by Lambert McGuire Design A vibrantly hued seating area in a Hotel Saint Vincent guestroom