Now in its third year, the biannual Boston Calling  music festival has continually delighted local music lovers with its diverse lineups of acts ranging in genre from indie rock to hip-hop

The Hub is a playground for architecture buffs, boasting buildings from the post-Medieval era (the Paul Revere House) to modern times (the Institute of Contemporary Art). For a lesson in Architecture 101, simply hop on the T for a little self-guided tour. These are a few of our favorite facades.