The Professional Landcare Network hosts its 16th annual Renewal & Remembrance . Volunteers work for a day to preserve Arlington National Cemetery 's grounds . Hide Caption 1 of 7 Photos:Photos: It 's just an important aspect of being able to give back to the industry , to the veterans . '' A look at the history of U.S. military cemeteries
The Professional Landcare Network hosts its 16th annual Renewal & Remembrance . Volunteers work for a day to preserve Arlington National Cemetery 's grounds . Hide Caption 1 of 7 Photos:Photos: A look at the history of U.S. military cemeteries