Macquarie Harbour is a large, deep inlet located on the west coast of Tasmania, Australia. It is surrounded by rugged wilderness and is known for its stunning natural beauty, featuring steep cliffs and lush forests. The harbour is also home to the World Heritage-listed Franklin-Gordon Wild Rivers National Park, which attracts nature lovers and outdoor enthusiasts. The harbour is significant for its rich marine life and is a popular spot for fishing and boating. It is also known for the Sarah Island, a former penal settlement, which offers a glimpse into Tasmania's convict history. Visitors can explore the area through various tours and activities.