sentences:  Halprin described an early concept for what he called Ferry Building Park in the 1962 "Market Street" report, proposing to bring San Francisco Bay and the original harbor closer to Market, as "the [Embarcadero] Freeway and the Ferry building have created an impenetrable barrier, at street level, to one of San Francisco's most priceless assets – its marine setting" and offering ways to minimize the visual and aural impact of the double-decked freeway.The controversial "Vaillancourt Fountain" dominates the northeast end of the plaza.The large plaza could accommodate large crowds, and the roaring fountain was designed to drown out noise from the Embarcadero Freeway, which was completed in 1959 and ran along the east side of the plaza from its opening in 1972 until the freeway was torn down in 1991.