Longjing is one of China's most revered teas. But as its traditional production has dwindled, one of the best ways to taste the real thing is to head to the hills where it's harvested.

A new book shows readers what’s brewing, whether it’s in a cool café in İstanbul, a historic tea plantation in Darjeeling, an elegant hotel in London or a beautiful Kyoto ochaya. ByRebecca Ann Hughes, ...