Loha Prasat: the metal castle inside Wat Ratchanatdaram

Loha Prasat, a third-class royal temple, popularly known as the metal castle is the most relevant temple at Wat Ratchanatdaram complex.
The temple has an unusual architecture with multiple concentric square layers resting on perfectly aligned columns. It’s the only of its kind that exists today.

Wat Suthat: the temple of the red giant swing

Wat Suthat (วัดสุทัศนเทพวราราม), located in Rattanakosin Island, is identified by the red Sao Ching Cha or Giant Swing at its entrance. Its construction was initiated by King Rama I, in 1807, with the purpose of sheltering Phra Sri Sakyamuni, a 13th-century bronze Buddha image from Sukhothai.

Golden Buddha at Wat Traimit: the world’s largest solid-gold statue

Wat Traimit (วัดไตรมิตร), is commonly known as the temple of the Golden Buddha. It’s situated in Charoen Krung, just in front of the Chinatown Gate.
The Golden Buddha is a solid gold Buddha sculpture with a weight of 5.5 tons, 3.98 meters high, and 3.13 meters wide in a Mara Vichai posture.

Wat Yannawa: the ship temple from the Ayutthaya Kingdom

Wat Yannawa (วัดยานนาวา) is located in Sathorn district at Charoen Krung Road, resting on the eastern bank of Chao Phraya River. Also called the ship temple. This large complex is distinguished by the viharn built into the appearance of a Chinese junk ship, a sailing boat of the 19th century.

Wat Hua Lamphong: the coffin temple from the Rattanakosin Kingdom

Wat Hua Lamphong (วัดหัวลำโพง), known as the coffin temple is a working Buddhist temple where various aspects of Thai cultures, traditions, and beliefs are observed regularly. The temple is part of the third class royal temples in Thailand, affiliated with Theravada Buddhism.