The architecture of Thailand has been influenced by its neighbors and reflects the importance of architecture to Thai culture and religion. Some key periods and styles include: - The Tawaravadee period used clay bricks and laterite to construct pagodas with square bases and inverted bell shapes topped with spires. - The Sriwichai period featured stupa-style Buddhas with square bases and octagonal tops. - The Lopburi period adopted Khmer styles like those seen in Shrines of Ganesh, using brick, sandstone and laterite. - The Chiang Saen period saw many religious buildings constructed, integrating styles from Sukhothai, Tawaravade