Design

San Francisco's 1971 Earthquake, the Educational Video

Groovy NASA archival film explains how any why earthquakes affect the Bay Area the way they do
NASA

Over at TheAtlantic.com's Video channel, Kasia Cieplak-Mayr von Baldegg flags this 1975 film produced by NASA on how earthquakes affect San Francisco, in particular the 1971 San Fernando earthquake. In between some fun street scenes from 1970s San Francisco and dramatic earthquake footage, you're also treated to some truly groovy intro music and psychedelic graphics. Enjoy:

Courtesy the Internet Archive, for more visit http://www.archive.org/.