the pak mun dam, a barrage dam and run-of-the-river hydroelectric plant of the mun river in ubon ratchathani province, thailand.

antique architecture background bank barrage blue building cement cloud concrete construction dam door environment environmental flood flowing gate green hydro hydroelectric industrial irrigation landscape mekong metal moon mun nature obstruct overflow pak plant power ratchathani reserve reservoir river runoftheriver scenic sky spillway station structure sun supply thailand ubon water world