You know that big red skyscraper downtown? This is inside! (Love that the #building itself is Modernist in the International Style while its food hall is Art Deco.) And with floor-to-ceiling windows you get a close-up view of the L rumbling past (and glorious afternoon #sunlight streaming in). Hayden Hall in 333 S. Wabash yesterday during #OpenHouseChicago. Ready for Day 2 of the annual citywide #architecture festival today! #Chicago #Design #UrbanPhotography #ShotoniPhone #Photography #Photo