White wines for storing

[Thomas]

Perhaps if there were less than thousands of wine producers and hundreds of thousands of wines, we pros would have an easier time with such questions.

A 1998 Riesling from where?

In general, a well-made Riesling can live relatively long in the bottle, and develop beautifully too. How long and how beautiful depends on whose wine, what year, how stored, and, not the least, one's taste preferences.