Wat Arun is a stunning Buddhist temple on the west bank of the Chao Phraya River, named after the Hindu god of dawn, Aruna. The temple’s main feature is its 82-meter-high spire, decorated with colorful floral mosaics made from broken Chinese porcelain. The temple has a long history dating back to the 16th century, and it once housed the Emerald Buddha, a sacred image of Thailand.