Pool season isn’t over just yet. Ahead of harvest, conditions are starting to heat up for grapes in wine countries throughout the Northern Hemisphere. The fruit is beginning to mature, sweeten, and change color—a process known as verasion. And if you’re feeling the heat, too, why not imbibe with a leisurely pool day in wine country? From the vine-striped hills of Healdsburg, California to the prolific vineyards of Tuscany, Italy here’s 10 beautiful swimming pools overlooking vineyards that are ideal for a late-summer swim.