Bras d'Or Lake is a large inland sea located in Cape Breton, Nova Scotia, Canada. It covers an area of approximately 1,100 square kilometers and is known for its unique brackish water, which is a mix of salt and fresh water. The lake is surrounded by beautiful landscapes, including rolling hills and forests, making it a popular destination for outdoor activities. The lake is home to various wildlife and supports a diverse ecosystem. It is also significant for local culture and history, with many Mi'kmaq communities residing in the area. Bras d'Or Lake is recognized for its recreational opportunities, including boating, fishing, and swimming.