Boston magazine's Boston Daily (blog)Free Fitness Classes: Week of July 20 - Boston MagazineBoston magazine's Boston Daily (blog)With so many free fitness classes offered in Boston, it can be hard to keep track of them all. Luckily, we've got your back. Here's what's on tap for this week. Monday, July 20. The November Project hosts “Destination Deck” workouts on Monday mornings ...