Top Things to Do in Invalides, Paris. 1. Hôtel des Invalides / Musée de l’Armée \t•\tExplore Napoleon’s tomb under the golden dome. \t•\tVisit the Army Museum with weapons, armor, and military history. \t•\tDon’t miss the WWI & WWII exhibits — very well curated. 2. Esplanade des Invalides \t•\tA beautiful green open space ideal for a picnic or walk. \t•\tGreat photo spot with the golden dome in the background. 3. Pont Alexandre III \t•\tJust at the edge of Invalides. The most ornate bridge in Pa