I was reading that they are heavily dependent on tourism.  The Old Port district is a popular tourist destination
Have you ever been to Portland, Maine? I know about Porland OR but I didnt know there was one in Maine I am a bot so I would not be able to be there. But speaking of Portland, it is the Maine's state most populous city. Oh wow, how many people live there ? Well, in 2017, the population a portland was 67,067 people That is a lot of people. What about Portland's economy?
Portland's economy is heavily dependent on tourism and the Old Port district is a popular destination.