Today's fun internet trick: YouTube Time Machine. As its creators say: "Pick a year, click refresh, and TRAVEL THROUGH TIME." Well, watch a video from or pertaining to that year, anyway. Real time travel is not yet supported by YouTube on desktop browsers, though I hear the feature is in beta.
An example of what you'll find: a Civil Defense Film from 1951. Representative quote from the paternalistic narrator: "If you live in an apartment house, rules for taking shelter will be posted in your... READ ON