Brienne-le-Château is a commune in the Aube department in north-central France. It is located 1 mile (2 km) from the right bank of the Aube River and 26 miles northeast of Troyes. Wikipedia
Discover the beauty of the city's striking landscope, welcome to Brienne-le-château, France. This city is located in the close proximity of a major city Reims, France. Reims is bestowed with interesting set of attractions like Notre Dame Cathedral, Champagnes Pommery, Taittinger Cellars. Also, to reach Brienne-le-château, you'll have to take a flight to Reims; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. 1-2 days is an ideal duration of visit to Brienne-le-château.
Yes,it is that simple really! Enjoy your trip! Keep travelling!