Sofitel Luxembourg Le Grand Ducal

Family rooms that fit two adults and two kids, a play corner with table football and a kids' menu, a short walk from the old town.

Natural history museum by the river with life-size dinosaurs, a hall of animals and furs kids can touch.

A big shipwreck to climb on a sandy beach in the municipal park, with slides, swings and a water play area with pumps and dams in summer.