USS Constitution fires her traditional 21-gun salute to the nation off Fort Independence at Castle Island during the ship's 217th birthday underway in Boston Harbor.

BOSTON (Oct. 17, 2014) USS Constitution fires her traditional 21-gun salute to the nation off Fort Independence at Castle Island during the ship's 217th birthday underway in Boston Harbor. This is Constitution's last scheduled cruise before entering dry dock in 2015 for three years of restoration work. (U.S. Navy photo by Mass Communication Specialist 1st Class Michael Mui) File# 141017-N-QS318-017