A rendering of the Exploratorium’s future new home at Pier 15 located between the Embarcadero and the San Francisco Bay. This waterfront view looks at the new Observatory Building adjacent to the renovated Pier 15 building with the San Francisco skyline in the background. (Image courtesy EHDD Architecture)

A rendering of the Exploratorium’s future new home at Pier 15 located between the Embarcadero and the San Francisco Bay. This waterfront view looks at the new Observatory Building adjacent to the renovated Pier 15 building with the San Francisco skyline in the background. (Image courtesy EHDD Architecture)

A rendering of the Exploratorium’s future new home at Pier 15 located between the Embarcadero and the San Francisco Bay. This waterfront view looks at the new Observatory Building adjacent to the renovated Pier 15 building with the San Francisco skyline in the background. (Image courtesy EHDD Architecture)