. >> it is an interactive, keck sculpture that is interacted with by the visitor. >> they are a lot about and they fall down the belt. it moves the belt up, and if you turn that faster, the butterflies fall in the move of words. >> the art reflect the commission's commitment to acquiring the best work from the bay area and beyond. in addition to the five new commissions, 20 artworks that were already in the airport collection were reinstalled. some of which were historically cited in the terminal. it includes major sculptures by the international artists. as a collection, these art works tell the story of the vibrant arts scene in the early 1960's through the mid-1980s's. the illustrate san francisco's cultural center and a place of innovation that is recognized and the love throughout the world. one of the highlights is a series of three left tapestries. they are on view after being in storage for 20 years. these tapestries representing various gardens. from his years of living in san francisco. hydrangeas, chrysanthemums, and whilst dahlias in rich, deep shades as they make their way to