Find a group in Portland. Imagine what you could do with the right people by your side. Check out groups in the Portland area and give one a try. Join Meetup.
Find Meetups and meet people in your local community who share your interests.
And thanks to the internet and sites like las-vegas-homes.info, finding groups of people who like doing (Note: There are a ton of Meetups in Maine.
Maine, the way life should be. Making friends in Maine as an adult I've tried initiating a Meetup group, suggesting meetups on my local town Facebook.