The new Exploratorium – The entrance to the new Exploratorium science museum on Pier 15 in San Francisco. The renovated $250 million space, opening Wednesday, is the Exploratorium's first new home in its 44 years.
Observatory on the Bay – A new observatory offers exhibits about the Bay Area and views of the adjoining water and city.
Sky Theater – A guest checks out the Sky Theater exhibit at the new Exploratorium.
Patience, personified – This sculpture, filled with San Francisco landmarks, took artist Scott Weaver 100,000 toothpicks and 35 years to create.
Tornado! – Look, kids -- scary weather! A mist generator and fans are used to create this indoor tornado.
Learning about the Bay – This installation teaches museumgoers about sediment in the Bay (with the Bay Bridge in the background).
Science + art – This artful screen shows colorful, time-delayed outlines of moving visitors.
MIrror, mirror – A large concave mirror plays with sound and images, offering visitors a trippy vision of themselves.
Main Hall – Exhibits line one of the cavernous main halls at the new Exploratorium.
Robot dance – A spinning exhibit turns still figures into moving ones.
In the shop – Visitors can peek down at the shop where Exploratorium exhibits are made.
Pier 15, by night – The Exploratorium sits inside the newly renovated Pier 15 on the city's Embarcadero, between the Ferry Building and Fisherman's Wharf.