Wellfleet Bay is a picturesque estuary located in Wellfleet, Massachusetts, on Cape Cod. It is known for its rich biodiversity, including various species of birds, fish, and marine life. The bay is part of the Cape Cod National Seashore, which helps protect its natural beauty and ecological significance. Visitors to Wellfleet Bay can enjoy activities such as kayaking, birdwatching, and hiking along the scenic trails. The area is also home to the Wellfleet Bay Wildlife Sanctuary, which offers educational programs and opportunities to learn about the local environment. This makes it a popular destination for nature lovers and outdoor enthusiasts.