Once the residence of the Grand Ducal family, the palace now plays host to official receptions for foreign envoys in the Hall of Kings.
Dating back about 15 years, most were by Peris Construction, and were done with the high quality finishes that he’s always been known for.
If you are indecisive, head to the Rives de Clausen district, where many bars and clubs sit snugly next to another.
Do as the locals do, sampling the drinks and dancing at each bar until the early hours.
The old neighborhood is also home to the Luxembourg City History Museum, a multilevel complex that tells the city's story through detailed exhibits and an extensive collection of artifacts.
American visitors can pay tribute to their fallen countrymen at the US Military Cemetery, where more than 5,000 soldiers are buried.