The San Jacinto Battleground State Historic Site is located in Harris County, Texas, and commemorates the site of the decisive battle of the Texas Revolution that took place on April 21, 1836. This battle led to Texas gaining independence from Mexico. The site features a large monument, the San Jacinto Monument, which stands 567 feet tall and is one of the tallest stone monuments in the United States. Visitors to the historic site can explore various exhibits, walking trails, and a museum that provides insights into the battle and its significance. The area also includes a battlefield where reenactments and educational programs are held, making it a valuable resource for understanding Texas history.