Navy – Merchant Marine Memorial
The Navy – Merchant Marine Memorial , located in Lady Bird Johnson Park on Columbia Island in Washington , D . C . , is a monument honoring sailors of the United States Navy , Coast Guard , the United States Merchant Marine , the NOAA Commissioned Officer Corps and others who died at sea during World War I and other times . 
<triplet> Navy – Merchant Marine Memorial <subj> Washington, D.C. <obj> located in the administrative territorial entity <triplet> Lady Bird Johnson Park <subj> Washington, D.C. <obj> located in the administrative territorial entity <triplet> Columbia Island <subj> Washington, D.C. <obj> located in the administrative territorial entity <triplet> United States Navy <subj> Coast Guard <obj> has part