The only challenge would be to avoid missing something important at Salzburg, and of course there is a return trip to Glyndebourne to consider, not to mention the Flanders Festival.

Whatever happens, we should leave Salzburg around Aug. 23 to spend a few quiet days with more Ockeghem (this is his quincentenary) at the Flanders Festival in Antwerp.

The Flanders Festival has set aside several weekends dedicated to Mozart compositions, and Barcelona's "Mozartiana," which started in January, is continuing to June.

Before taking over the Monnaie in Brussels, he spent his apprenticeship at the Flanders Festival and in Dusseldorf, Frankfurt, Hamburg and Paris.

And music that was associated with the court of Philip II of Spain, who died in 1598, is recalled at the Flanders Festival and at festivals in Spain.

Belgium Flanders International Festival April 23 to Oct. 27 The Flanders Festival encompasses most of Belgium and much of the year.

Now London based and well received in Europe, they have appeared at the Flanders Festival in Belgium and in France at the Orpheus & Bacchus Festival.

She sang Fiordiligi in Cosi fan tutte at the Opéra-Comique in 1974, and also appeared at the Flanders Festival and the San Antonio Grand Opera (Texas).

His engagements have included appearances at the Flanders Festival, the Cologne MusikTriennale, the Kurt-Weill-Festival in Dessau and the Living Music Festival in Dublin.

BELGIUM: Flanders Festival, Stadhuis, Grote Markt, B-2000 Antwerp.