Mentioned by Busy Tourist
33 Best & Fun Things To Do In Boston (Massachusetts)
"As one of the oldest baseball stadiums in the United States, Fenway Park has been carefully preserved as an athletic landmark, so it has a classic, clean-cut vibe that harks back to the golden days of America’s favorite pastime. For example, did you know that Fenway Park has never been expanded?. It still seats the same number of people as it did in 1912, so it offers a close, personal view of your favorite pitchers and batters."