Wat Mahathat (วัดมหาธาตุ)
The temple was built since the year 607 by Phraya Maha Ammat, the army leader from Vientiane. It houses an important stupa, Phrathat Nakhon. The square-based stupa is 5.85 metres wide and 24 metres high. The temple also has a very beautiful Phra Ubosot. Wat Mahathat is located on Sunthon Wichit Road, in Mueang Nakhon Phanom Municipality.