My place is close to Harmony, Maine, Devils Head Hiking Trail, ATV trails. . You’ll love my place because of 3 Bedrooms, 1 Full Bath, Sleeps up to 7. 100 Snowplow fee added for Winter Rentals Nov to Dec. The fishing is excellent if you like Bass and Pickerel. We are only minutes from the Harmony General Store which also has laundry facilities? Mainstream is part of the Sebasticook River. Within 10 Minutes:: Harmony, Maine: Laundry facilities - Yes Restaurant - Yes (The Breakfast Nook). The space We are open generally speaking May 31 to Nov. 30th of every year. New this year we have switched over to regular electricity. Solar is now a backup so no more concerns about monitoring your electricity. We are also adding a new kayak and new electric refrigerator for those of you who stayed before. These are new changes for Summer 2019. We also added a new firepit down near shore last summer which allows everyone to watch the stars and cook marshmellows in the evening. Guest access We have added two person kayak and a child kayak plus two rowboats and a canoe for the Summer of 2023. We already had a canoe and boat available. Also, we are extending our dock out 50 feet from shore for better swimming. The Portland Press Herald has listed Mainstream Pond in Harmony and its associated river chain as one of the top 5 locations for kayaking and canoeing in the State of Maine. if you enjoy seeing bald eagles fly over and beaver building their lodges as well as plenty of recreational opportunities then Mainstream is a great place to get away and relax.