At the heart of the Iwo Jima Memorial (or the Marine Corps War Memorial) is a massive bronze statue based on an iconic World War II photo of the Marines planting the flag at Iwo Jima. The Memorial is next to Arlington National Cemetery on a hill overlooking the National Mall.
The Korean War Veterans Memorial, unveiled in 1992, consists of several elements designed by different people and groups. It has a triangular footprint with the main elements being "The Column" consisting of 19 stainless steel solders, each over 7 feet tall.
The Vietnam Veterans Memorial on the National Mall near the Lincoln Memorial memorializes Americans who served and died in the Vietnam War. The reflective wall, in particular, offers some interesting photo opportunities.
Arlington National Cemetery is probably the most famous cemetery in the United States. Directly across the Potomac from the Lincoln Memorial, and connected by Memorial Bridge, it occupies a 624-acre site next to the Pentagon.