The second-floor Concourse overlooks the Great Hall and leads from the elevators to the Conference Center. (Photo by Ingrid Damiani)

The two-story Great Hall is the centerpiece of the main floor. The light-flooded space has a terrazzo floors, lavish green tile columns and a monumental staircase connecting it to the Concourse. (Photo by Ingrid Damiani)

The Lecture Hall seats 149 theater style. The stage proscenium is original to the building. The undulating wood clouds in the ceiling enhance acoustics. The theater has state-of-the art technology. (Photo by Ingrid Damiani)

The lobby outside of the lecture hall features an elegant textured wall with walnut benches made from decorative wood panels that were salvaged from the original circulation desk and entryway. (Photo by Ingrid Damiani)

From the entrance, the center hallway leads south to the Forsyth Street gardens, passing multiple conversation pods. (Photo by Ingrid Damiani)