Phnom Penh Palace is also known as the Grand Palace of Four Arms Bay, named after the intersection of the Upper Mekong, Donglisa, Lower Mekong and Barsa rivers. It was built by King Norodom in 1866-1870 and designed by Cambodia's top architects. It is the Royal Palace of the King of Cambodia. The palace has a traditional Khmer architectural style and religious color, the palace has minarets, representing prosperity; the palace is painted yellow and white, yellow represents Buddhism, white represents Brahmanism. The palace was originally a wooden structure, but later converted into a cement structure, but maintained the original style. The murals on the corridors around the palace are carefully painted Indian mythology by 40 artists. The palace is rectangular, 435 meters long and 402 meters wide, with city walls outside and more than 20 buildings inside. The building is very rich in Khmer traditional style and religious color, mostly yellow and white, yellow represents Buddhism, white represents Brahmanism, so it looks golden. The roof of the palace building has high steeples in the center, the ridges at both ends of the roof are pointed up, beautifully shaped and magnificent. The entire palace is divided into two parts. The north part is because of the royal residence. Tourists cannot enter the house. The silver palace to the south can be visited. The two parts have walls, a passage in the middle, and a door is connected. In addition to foreign tourists, there are many local Cambodians who come to worship. Entering the Coronation Palace and the Silver Palace, you need to take off your shoes and take off your shoes on the shoe rack outside the gate. Photographing is strictly prohibited in the palace.