The U.S. Marine ceremonial rifle team stands at attention during the memorial ceremony at the National Memorial Cemetery of the Pacific on May 30, 2005 in Honolulu, Hawaii. The cemetery, also known as the "Punchbowl," is located in an extinct volcano and is the burial site for nearly for almost 53,000 veterans. The Honolulu Memorial at the National Memorial Cemetery was built in 1964. The memorial's staircase is lined with marble slabs with the names of members of the armed services who are missing or were lost or buried at sea in the Pacific during World War II and in the Korean War. (Marco Garcia/Getty Images)The Korean War Veterans Memorial in Washington, D.C., honors the 5.8 million American soldiers who served in war from 1950 to 1953. Dedicated in 1995, the memorial includes 19 stainless steel statues of which 14 are members of the U.S. Army, one is a member of the Air Force, three are members of the Marine Corps and one is a member of the Navy. (Spc. Stephen Wright/U.S. Army)A visitor to the Vietnam memorial best known as "The Wall that Heals" reaches out to touch the name of a family member who had died in the Vietnam War. The traveling memorial wall is a 3/5 scale of the Vietnam Memorial in Washington, D.C. It is six feet tall at the center and almost 300 feet long. The wall lets people visit their loved ones in their home town rather than travelling to the nation's capitol. (Phil Coale/AP)During Navy Week Austin, Defense Health Agency Director Vice Adm. Raquel Bono joined by Navy Vice Chief of Information Rear Adm. Robert Durand, the U.S. Navy Ceremonial Guard Drill Team, local area sailors, Texas Association of Vietnam Veterans and Texas state representatives, assembled at the Texas Capitol Vietnam Veterans Memorial Monument to lay wreaths. Entombed within the monument are the names of 3,417 Texans who gave their lives so that others might be free. (Burrell Parmer/U.S. Navy)A wall of baseballs is displayed as a memorial in Whitman, Mass., to soldiers killed in the Iraq war. The glass case,16 feet long and 6 feet high, stands just off the field of play about 25 miles south of Boston. Little League coaches here started their tribute in by dedicating every game to a fallen soldier. As the casualties in Iraq multiplied, they realized the current crop of little leaguers would be well into high school before they completed their tribute. (Lisa Poole/AP)The Iwo Jima monument in Washington, D.C. honors U.S. Marines of the 28th Regiment, 5th Division, who raised the American flag atop Mount Suribachi in Iwo Jima, Japan. (Lance Cpl. Cristian L. Bestul/U.S. Marine Corps)The Pittsburgh city skyline rises over the Korean War Memorial along the Allegheny River. The memorial is positioned and shaped to capture sunlight through its vertical spaces. While the sun travels the horizon, columns of light shine onto the ground, highlighting words that express experiences about the war, including "Hope" and "Sacrifice". (Keith Srakocic/AP)An American flag is reflected in the Vietnam Veterans Memorial in Washington, D.C. The national monument has 58,272 names on it, of which around 1,200 are listed as missing. honors members of the armed services. (Sgt. Ken Scar/U.S. Army)The 82nd Airborne Division paratroopers render honors to the fallen after unveiling a new monument dedicated to the paratroopers who lost their lives while conducting combat training during a memorial ceremony at the 82nd Airborne Division War Memorial Museum on Fort Bragg, N.C. The new monument features more than 220 names. (Sgt. Daniel Schroeder/U.S. Army)Hawaiian leis are placed on the steps of the Shrine Room Wall during the USS Arizona Memorial Wall dedication ceremony. The Shrine Room Wall serves as a headstone for the 1,177 men who died aboard the USS Arizona during the Dec. 7, 1941, attack on Pearl Harbor. (2nd Class Diana Quinlan/U.S. Navy)Veterans place a wreath at the World War Two Memorial during a Veterans Day ceremony November 11, 2014, in Washington, D.C. (Win McNamee/Getty Images)Vietnam veteran and artist Peter Stewart's mural on a Pacific Avenue block-long brick wall in Venice Beach, Calif., depicts five soldiers from the Vietnam War with the words “You Are Not Forgotten” with the names of 2,273 unaccounted and missing in action soldiers in Southeast Asia. The painting, dedicated in 1992, is reminiscent of the Vietnam Veterans Memorial in Washington, D.C. Veterans and community members help clean up the memorial after vandals covered the mural with graffiti on May 29, 2016. (KCBS-TV/KCAL-TV via AP)A horse is led past a memorial wall inscribed with names of war veterans during the George A. Ingalls Veterans Memorial Plaza dedication on November 11, 2014. The 1.5-acre site is named for Ingalls, a Norco resident killed in 1967 in Vietnam when he threw himself on a grenade to save his squad. Ingalls was posthumously awarded the Medal of Honor. (Greg Vojtko/U.S. Navy)The Pennsylvania Veterans’ Memorial at Indiantown Gap National Cemetery is the largest monument in VA’s National cemeteries. (Department of Veterans Affairs)At Delaware Veterans Memorial Park, nearly 15,000 names of military personnel killed in the line of duty during World War II and the Korean War are carved into the walls. (Sgt. Andrew Horgan/U.S. National Guard)