What is mi thumb area map?

Unfortunately, as an AI language model, I do not have the capability to provide specific information about "mi thumb area map" without additional context. It is possible that this refers to a map of Michigan's Thumb region, which is the easternmost part of the state and is shaped like a mitten with the thumb jutting out into Lake Huron. The Thumb area includes several counties, such as Huron, Tuscola, and Sanilac, and is known for its agriculture, beaches, and historic lighthouses. If this is not the information you were looking for, please provide more context so that I can assist you better.