Beijing, China's capital city, features many modern buildings alongside ancient sites such as tombs, temples, palaces, and gardens. Tiananmen Square is a large public space that includes Mao's mausoleum and leads to the Forbidden City, the imperial palace from the Ming Dynasty housing temples and rooms for the imperial family and servants. Near Beijing are the Ming Tombs from the 15th century and the Temple of Heaven, built in 1420 for the emperor's religious ceremonies. The Great Wall, constructed between the 5th and 16th centuries, stretches over 8,800 km and was built to defend against nomadic tribes to the north. Near Xian are the Terracotta Army sculptures made