Union County, County in southern Arkansas, United States
Union County is a county in southern Arkansas located along the central southern border of the state, spanning across an extensive area. The region is crossed by major highways and contains a regional airport that connects the area to other parts of the region.
The discovery of oil near El Dorado in 1921 fundamentally changed the region and transformed it into a petroleum production center. Within a few years, many companies emerged that shaped the local economy and brought rapid growth to the area.
The county courthouse showcases 40 limestone columns in the ionic style, marble interiors, and art deco details that emerged during the 1920s oil boom. These architectural features reveal how prosperity shaped local building and the pride residents took in their public structures.
The South Arkansas Regional Airport provides air connections, and several highways cross through the area for ground travel. Visitors should plan to travel by car, as this is the most practical way to explore different locations across this large county.
The Felsenthal National Wildlife Refuge contains the world's largest green-tree reservoir, a rare type of wetland that supports diverse animal species year-round. This protected area offers visitors a chance to experience an unusual water landscape found nowhere else.
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