Social media and video sharing sites give new life to an old world . Time - travel offers new perspective on what we see every day . iReport challenges its community to learn a new skill each weekend . His `` Bathtub IV , '' a piece shot over three months in Sydney , Australia , tells the story of a helicopter rescue at a busy beach . Next up : Take a cooking class .
Social media and video sharing sites give new life to an old world . Time - travel offers new perspective on what we see every day . iReport challenges its community to learn a new skill each weekend . Next up : Take a cooking class .