Dundrum Bay is a picturesque coastal area located in County Down, Northern Ireland. It is known for its stunning views of the Irish Sea and the surrounding Mourne Mountains. The bay is a popular spot for outdoor activities such as walking, cycling, and birdwatching, attracting both locals and tourists. The nearby village of Dundrum offers amenities like cafes and shops, making it a convenient base for visitors. The area is also rich in history, with the ruins of Dundrum Castle overlooking the bay, providing a glimpse into the region's past.