Plymouth Bay is a natural harbor located in Plymouth, Massachusetts. It is known for its historical significance, particularly as the landing site of the Pilgrims in 1620. The bay is surrounded by scenic views and offers various recreational activities, including boating and fishing. The bay is part of the larger Cape Cod Bay and features several beaches and parks. It is also home to the Mayflower II, a replica of the original ship that brought the Pilgrims to America. Plymouth Bay plays a vital role in the local economy, supporting tourism and maritime industries.