From Luxembourg City:

1. Take the A7
2. Turn onto B7
3. B7 will become the N27A
4. Turn onto N7/E421
5. End at the Museum on Rue de Stavelot, Diekirch

From Aachen/Liège:

1. Take the N7/E421 into Luxembourg
2. Take the 2nd exit, direction Diekirch N7/E421, at roundabout Friedhof
3. End at the Museum on Rue de Stavelot, Diekirch

From Trier:

1. Take Exit 13 on the A1
2. In direction Niederanven, take the N1
3. Turn right onto the N14 at Wecker
4. Turn right onto N11/E27, direction Echternach
5. Turn left onto N14, direction Larochette and end in Diekirch
6. Once in Diekirch follow the N17a, left onto N17 Esplanade
7. Left into Rue de Stavelot, Diekirch