The village of Prospect Harbor, Maine is located in Downeast Hancock County on the southeastern part of the Gouldsboro Peninsula. Small and quiet with excellent views of the Prospect Harbor Lighthouse, lobster boats and other vessels, it was originally called Watering Cove and is actually part of the municipality of Gouldsboro that also includes Birch Harbor, Corea, South Gouldsboro, and West Gouldsboro. Area activities include fishing, boating, hiking, biking, kayaking, golf, and whale watching.