Commemorative structures are special buildings or monuments created to honor significant events, people, or ideas. These structures can take many forms, such as statues, memorials, or even entire parks. For example, the Lincoln Memorial in Washington, D.C. pays tribute to Abraham Lincoln, the 16th President of the United States, celebrating his contributions to the nation. These structures serve as reminders of history and culture, allowing people to reflect on important moments and figures. They often become gathering places for ceremonies and celebrations, fostering a sense of community. The Vietnam Veterans Memorial is another example, honoring those who served in the Vietnam War and providing a space for remembrance and healing.