You will discover the Eighth Wonder of the World at Crazy Horse Memorial. It is the world's largest mountain carving and is a memorial for all Native American tribes. Next, travel into Custer State Park which is known for its bison herds, begging burros and other wildlife. Take in the scenery and marvel at the beauty of Iron Mountain Road. Climbing 17 miles to the entrance of Mount Rushmore. You will wind over stacked loops of wooden bridges known as the pigtails and through one-lane tunnels that perfectly frame the "Shrine of Democracy" in the distance. Your final destination will be Mount Rushmore National Memorial. Enjoy your included lunch at Carver's Marketplace and explore this National Memorial depicting four of the most prominent presidents of the first 150 years of the United States -- George Washington, Abraham Lincoln, Teddy Roosevelt and Thomas Jefferson.