Watch Smithsonian Time Capsule: 1968 (2018) : Full Movie Online Free A military uniform that represents the uniting of American and South Vietnamese forces. The Olympic tracksuit worn by Tommie Smith when he raised a fist in silent protest. The original art by Roy Lichtenstein on his powerful "Gun in America" Time Magazine cover. These are just some of the objects on display at various Smithsonian museums that tell the story of one of the most influential years in American history: 1968. Through these remarkable artifacts, witness a year of courage, revolution, tragedy, and triumph.