Make sure you have enough gas in the tank, because Adolphe Bridge is well worth a detour. Situated 25 miles from Vianden, it offers up some terrific attractions, such as Notre-Dame Cathedral and Grand Ducal Palace. Nothing says living large like a road trip, so keep on driving to Notre-Dame Cathedral. It’s 25 miles away and also has a few attractive sights, such as Grand Ducal Palace and National Museum of History and Art.