Wat Chedi Si Hong is one of the quieter temple ruins in the Sukhothai historical landscape, known for the stucco figures around its main chedi. It sits outside the most crowded core, which helps the ruin feel more discovered than displayed.
The temple is worth adding if you are cycling through the outer zones rather than only seeing the central highlights. The detail rewards a slow look, and the relative quiet gives a better sense of how many sacred sites once surrounded the old capital.