Clark County: The Pumpkin Patch and Corn Maze at Bi-Zi Farms are now open every Fri-Sat-Sun in October. If you’ve never tried your hand at the Pumpkin Launch, or made it through the Corn Maze, now’s the time. For those who get claustrophobic just hearing the word “maze”, you can click here for a map of the Corn Maze (and more) at Bi-Zi Farms.