Mt. Katahdin is the highest mountain in Maine, located in Piscataquis County, 77 miles northwest of Bangor; the peak rises to a height of 5200 feet above sea level. Situated within Maine's Baxter State Park, the famous Appalachian Trail ends at the peak of Mt. Katahdin. Part of the Katahdin Mountains, this gray granite monolith stands above its wooded and lake-dotted surroundings, providing spectacular views of the area.