Normally my baseball stadium visits are to current ballparks, but over the years I have ventured to see historic sites of former ballparks. I made one such visit while in Boston earlier this year. Just down the street from my hotel was the site of the Huntington Avenue American League Baseball Grounds. The facility was better known as the Huntington Avenue Grounds, which was the first home of the MLB franchise now known as the Boston Red Sox (known as the Boston Americans from 1901 to 1908). The Red Sox played at Huntington Avenue Grounds from 1901 to 1911, and moved into Fenway Park in 1912. The ballpark was torn down…