The guide promised : If you walk fast, we will visit the castles of the Loire River Valley… All five Chambord, Amboise, and others managed to do it. - delight, each in his own way, the spiral miracle of Da Vinci's staircase, the grave of the genius himself, many wine cellars, shops of local cheeses and foie gras, finished with a tasting of wines from the Loire Valley region and farm cheeses