ALBA, Italy — Deep in a thick forest in Italy’s northwestern Piedmont region, the hunt is on for the white Alba truffle, with excited dogs zigzagging and digging into the wet earth.

In the last three decades, the areas dedicated to white truffles in Italy have dropped by 30 percent, gradually giving way to more profitable vineyards, but also hazelnut groves. The Langhe hills ...

DEEP in a thick forest in Italy’s northwestern Piedmont region, the hunt is on for the white Alba truffle, with excited dogs zigzagging and digging into the wet earth. But the culinary treasure is ...

Deep in a thick forest in Italy's northwestern Piedmont region, the hunt is on for the white Alba truffle, with excited dogs zigzagging and digging into the wet earth. But the culinary treasure is ...

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