Home of the Wat Phra Kaeo, which contains the Emerald Buddha, the Grand Palace is a spectacular structure that would put modern monarchs to shame. Constructed in the year 1782, the royal compound, was once the royal residence for generations. To date, the palace is used for important state and religious ceremonies and to accommodate heads of state. When visiting do keep in mind that dressing modestly is a must. As a rule of thumb when visiting important historical attractions in Bangkok, keep your arms and legs covered. Exploring the site with a guide is highly recommended.