Mars Rover Opportunity on Walkabout Near Rimhttps://www.jpl.nasa.gov/news/news.php?feature=6882&utm_source=iContact&utm_medium=email&utm_campaign=NASAJPL&utm_content=daily20170623-1#.WU4LO3BEkQ8.hackernews by daredave • 9 years ago 4 0 9 years agoJPjpl.nasa.gov