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The timing of the eruptions of these geysers depends on water temperature and pressure.
Where: Gallery 4: Living Systems
A twist of a knob sets water jets in motion, causing water in this giant cylindrical tank to spin. Soon, a tiny vortex appears at the surface, gradually swelling in size as it snakes downward.
Where: Crossroads: Getting Started
(Embarcadero at Green Street)
San Francisco, CA 94111
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