Jim Groverman, the owner of the Petaluma Pumpkin Patch and Amazing Corn Maze, has been building corn mazes for more than 30 years. And he does it all by hand.

“I don’t map anything out,” he said. “I do it all in my head.”

While other creations vie for the “biggest corn maze in the world” title — including Dixon’s record-holding Cool Patch Pumpkins — Groverman’s four-acre corn maze holds a different charm. And it’s just one of many Bay Area corn mazes in full holiday swing this month, offering the public a chance to solve these life-sized puzzles.

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Some corn mazes, like Groverman’s, are hand-cut with just one way in and out. Others boast intricate patterns and hidden checkpoints — not to mention all the other activities on the farm during fall.

Read on to find ou

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