Jan. 1 marks the dawn of a new era for Popeye and Tintin. It's the day the nonagenarian cartoon characters officially enter the U.S. public domain along with a treasure trove of other iconic works.

Visually stunning and poetic – the story of Popeye before he became Popeye! Everyone knows him: the loud-mouthed, one-eyed sailor man who shows off his biceps after gobbling canned spinach. He's funny ...