new urbanism create a grand hotel atrium space inspired by portman s ribcage structure the atrium should have organic curved forms resembling a ribcage with a central open space that ascends upward incorporate large glass windows to let in natural light with a bright airy feel use metal and glass materials to give the space a sleek modern look the atmosphere should evoke a sense of upward movement and openness design a central feature e g a sculptural element or abstract artwork that reflects a spine or connective network motif architecture