**Introduction:** Praia Fluvial Da Barragem Marechal Carmona, nestled in the serene environment of Idanha A Nova, Portugal, presents a unique juxtaposition of river and beach, making it an idyllic escape from the bustling city life. Though not a coastal beach, it offers a refreshing experience with a stretch of fine golden sand along the calm waters of the dam. Activities include swimming, kayaking, paddle boarding, and fishing, catering to a wide range of interests for visitors of all ages. Despite its natural beauty and array of activities, Praia Fluvial Da Barragem Marechal Carmona has few amenities, so plan your trip accordingly, although it does have basic facilities including picnic areas and a walking path.