Proof of full COVID-19 vaccination is now required for all visitors ages
12+. Plan your visit
Prisms separate white light into colors, then recombine these colors back into white light.
Split light apart and put it back together again.
Where did all the colors go?
Watch the patterns change as the Earth turns and the Sun moves across the sky.
(Embarcadero at Green Street)
San Francisco, CA 94111
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