A wedding at a château in the Loire Valley can mean very different things. At Château du Rivau, near Chinon, a historic reception room accommodates up to 250 seated guests, yet the property has just seven double hotel rooms. At Château de Candes, near the confluence of the Loire and Vienne rivers, couples can arrange a residential wedding weekend across historic suites and village houses, with accommodation for up to 94 guests advertised in its wedding offering. Farther west,