CD Projekt Red's acclaimed role-playing game The Witcher 3: Wild Hunt launched last week, but the Polish studio has not stopped releasing new trailers for it.A new video released Thursday, titled "Beautiful world of The Witcher," highlights the RPG's massive open world. On display is the game's sprawling and varied environments, including snowy mountains, lush forests, streams and rivers, and cities.The Witcher 3 received glowing praise upon release last week, earning a rare perfect score from GameSpot.