A jam-packed crowd watches on as Conductor Keith Lockhart leads the Boston Pops at the Hatch Shell. Well over 500,000 people lined the Charles River to watch the 4th of July fireworks celebration. Andrew Swayze—The Tech May. 9, 2016 Facebook Twitter Reddit Print A jam-packed crowd watches on as Conductor Keith Lockhart leads the Boston Pops at the Hatch Shell. Well over 500,000 people lined the Charles River to watch the 4th of July fireworks celebration. Andrew Swayze—The Tech