Traditionally, a Thai pavilion (or sala) is built outside the city walls in front of the main gate to serve as a shelter for travelers who are waiting to enter the city. The city entrance is open only at certain times.
The pavilion at the Ancient Siam is built in the Sukhothai style. The roof is pitched at an extremely acute angle and is supported by round wooden pillars and beams. The Thai pavilion at the Ancient Siam, functioning as an information desk for visitors to Ancient Siam.