Alba Iulia is a historic city located in the Alba district of Transylvania, Romania. Known as the "City of the Union," it holds great significance in Romanian history and culture. The city is situated at the confluence of the Mureș, Ampoi, and Sebeș rivers, surrounded by picturesque landscapes and rolling hills. Alba Iulia is renowned for its well-preserved medieval fortress, which stands as a symbol of national unity. The fortress, built in the 18th century, is an architectural masterpiece with imposing walls, bastions, and gates. Within its walls, visitors can explore the stunning Orthodox Cathedral, the Roman Catholic Cathedral, and the Union Museum, which showcases the city's historical importance.