WWI Exhibit opens at Arlington In a joint effort with the American Battle Monuments Commission, Arlington National Cemetery officials opened an exhibit in the cemetery’s Welcome Center on March 31, 2017, to commemorate the 100th anniversary of World War I. The exhibit will remain open until November 2018. Army photo by Rachel Larue SHARE IMAGE: Download Image: Full Size (0.36 MB) Tags: wwI, Arlington National Cemetery Photo By: Rachel Larue VIRIN: 170406-A-ZZ999-406.JPG Photo Gallery