Maenam Song Si
Maenam Song Si or the Bi-colored River or the Mun Rivers alluvium, is the place where two rivers join: the brown Mekong River and the blue Mun River. It is located in Khong Chiam District, about 84 kilometers from Ubon Ratchathai City centre. Visitors can hire a boat from Khong Chiam district to see the alluvium.
Pha Taem National Park
This park covers an area of 140 square kilometers, where plateaus and hills dominate the parks landscape. There are sheer cliffs, which resulted from earthquakes. Most trees are of the deciduous dipterocarp forest. Irregular shaped sandstone is found scattered throughout the area.