Bath is a city in Sagadahoc County, Maine, in the United States. The population was 8,514 at the 2010 census, and 8,329 as of 2018; the population has had a change of -10.2% since 2000. It is the county seat of Sagadahoc County, which includes one city and 10 towns. The city is popular with tourists, many drawn by its 19th-century architecture. It is home to the Bath Iron Works and Heritage Days Festival, held annually on the Fourth of July weekend. It is commonly known as "The City of Ships" because of all the sailing ships that were built in the Bath shipyards. Bath is part of the metropolitan statistical area of Greater Portland.

The Mid-Coast is a region of Maine that includes the coastal counties of Lincoln, Knox, Waldo, Sagadahoc, and the northern coastal portion of Cumberland counties. Some of the towns are: Alna Arrowsic Bath Belfast Boothbay Boothbay Harbor Bowdoin Bowdoinham Bremen Bristol Brunswick Camden Cushing Damariscotta Dresden Edgecomb Friendship Georgetown Harpswell Jefferson Lincolnville Monhegan Newcastle Nobleboro Phippsburg Richmond Rockland Rockport Searsport Stockton Springs Southport Thomaston Topsham Union Waldoboro Warren Westport Island West Bath Whitefield Wiscasset WoolwichThe Mid-Coast is a popular tourist destination, and many people own summer homes in the region. The area has views of Maine's rock-bound coast. The area is also home to Mid Coast Hospital in Brunswick.

Rockland is a city in Knox County, Maine, in the United States. As of the 2010 census, the city population was 7,297. It is the county seat of Knox County. The city is a popular tourist destination. It is a departure point for the Maine State Ferry Service to the islands of Penobscot Bay: Vinalhaven, North Haven and Matinicus.

Portland is the largest city in the U.S. state of Maine and the seat of Cumberland County. Portland's population was 66,215 in 2019. The Greater Portland metropolitan area is home to over half a million people, the 105th-largest metropolitan area in the United States. Portland's economy relies mostly on the service sector and tourism. The Old Port district is known for its 19th-century architecture and nightlife. Marine industry still plays an important role in the city's economy, with an active waterfront that supports fishing and commercial shipping. The Port of Portland is the second-largest tonnage seaport in New England.The city seal depicts a phoenix rising from ashes, a reference to recovery from four devastating fires. Portland was named after the English Isle of Portland, Dorset. In turn, the city of Portland, Oregon was named after Portland, Maine. The word Portland is derived from the Old English word Portlanda, which means "land surrounding a harbor".