Masks and vaccinations are recommended. Plan your visit
Five clear, rotating disks provide beautiful windows into the motion of sediments in the Bay. Spin them to compare the behavior of gravel, sand, and fine silt—how the currents carry them and how they settle out of the swirling waters.
Visitors to the Exploratorium's new home on the piers enjoy exhibits that illuminate and capture outdoor phenomena: light, wind, tides, and more.