Aube is a department located in the Grand Est region of northeastern France. It is known for its picturesque landscapes, including rolling hills, vineyards, and the scenic Aube River. The capital city of the department is Troyes, which features well-preserved medieval architecture and charming narrow streets. The region is also famous for its production of Champagne, a sparkling wine that is highly regarded worldwide. Aube's economy is supported by agriculture, tourism, and small industries. The department offers various outdoor activities, such as hiking and cycling, making it a popular destination for nature lovers.