True Wine · Wine knowledge

The wine encyclopedia

From Riesling to Rhône – in-depth articles on great wines, storage and wine investment. For newcomers and collectors alike.

40 articles Investment, grape varieties, regions & history

Featured · Grape varieties

The Fascination of Aged Riesling

What happens to Riesling as it ages? How fresh acidity and fruit develop notes of honey, petrol and minerality over the years.

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Smoke taint, crop losses and potential price effects on the 2026 vintage and older Bordeaux wines

The story of the Roman wine bottle preserved for almost 1,700 years

How fine wine works as a tangible asset and what makes a bottle suitable for the secondary market

Two scarce tangible assets with very different markets, costs and risks

From Burgundy to California: the wine regions with an established international collector market

Ten internationally traded wines—and the criteria that matter before buying

Record-breaking cellars, restaurant archives and private collections containing thousands to millions of bottles

Presidents, entrepreneurs, artists and two notorious figures from the international wine market

A systematic method for deciding whether a fine wine is suitable for the international secondary market

What an old recommendation list teaches us about market cycles, liquidity and fine-wine selection

What investors should know about returns, risks, costs and access to the fine-wine market