Xunantunich is an ancient Mayan archaeological site located in western Belize, near the border with Guatemala. It features impressive structures, including the large pyramid known as El Castillo, which stands about 40 meters tall. The site dates back to the Classic period of the Mayan civilization, around 600 AD, and was an important ceremonial center. Visitors can access Xunantunich by crossing the Mopan River on a hand-cranked ferry. The site is known for its well-preserved murals and intricate stone carvings, providing valuable insights into Mayan culture and history. Today, it is a popular destination for tourists and researchers alike.