Mon Bridge (Saphan Mon), it's about 850 meters long, the world's second longest and the Thailand's longest wooden bridge.
The bridge is over Songkalia River and called " Uttamanuson Bridge" as well. It's a symbol of Sangkhlaburi district and works for people who live in Sangkhlaburi and Mon villagers. Cars are not accepted (bicycles are okay).
You can enjoy walking with a beautiful sunrise, sunset and the relaxing atmosphere.