The Sun Pyramid is one of the largest pyramids in the world, located in Teotihuacan, Mexico. Built around 200 AD, it stands approximately 65 meters tall and is part of a larger complex that includes the Moon Pyramid and the Avenue of the Dead. The pyramid was constructed using millions of stone blocks and is aligned with the sun, which is believed to have held significant cultural importance for the ancient inhabitants. Visitors can climb the pyramid's steps to enjoy panoramic views of the surrounding area. The Sun Pyramid is a UNESCO World Heritage site and attracts tourists and researchers interested in the history and architecture of ancient Mesoamerican civilizations.