Charles River Information and links:

• Charles River height in Cambridge uploaded hourly (link: Charles River, New Charles River Dam at Boston, MA - USGS Water Data for the Nation)

• Charles River information and history. (link:Charles River - Wikipedia)

• Charles River Reservation page (link: Charles River Reservation | Mass.gov)

• Boston Harborfest and 4th of July Celebration (link: Boston Harborfest)