Entries - Entry Category: Physical Geography - Starting with A

Abernathy Spring is a mineral spring located in Polk County, 2.8 km (1.75 mi.) east of the unincorporated community of Big Fork on the north side of State Highway 8. Elevation is 335 meters (1,099 ft.). The spring was owned by Rufus J. Abernathy (1856–1932), who resided at Big Fork and is buried at the Pleasant Grove Cemetery just outside of town and east of the spring. Water from the spring drains into adjacent Big Fork Creek (a tributary of the Ouachita River) and, at one time, was used for domestic purposes, such as for water supply and to keep food cold. There are actually two springs at this location—the primary one is a 75 cm (29.5 in.) diameter galvanized …

The Antoine River rises from a confluence of streams in the Ouachita Mountains of Pike County, just west of Amity (Clark County). From there, it flows southeast, forming part of the boundary between Pike and Clark counties, until it empties into the Little Missouri River near the town of Okolona (Clark County). Some sources call the waterway Antoine Creek. It is one of the shorter rivers in Arkansas, with a total length of thirty-five miles, all of which lie within the state. The area along the river has been the site of human habitation since approximately 10,000 BC. During the historic period, the Caddo Indians controlled this region of southwest Arkansas. French explorers and trappers likely gave the river its …

The Arkansas River originates high in the Sawatch Range of the Rocky Mountains near Leadville, Colorado, and it ends in eastern Arkansas at the confluence with the Mississippi River where the town of Napoleon (Desha County) once stood. The river is 1,460 miles long and flows across three states before making its way into Arkansas. The Arkansas River is the second-longest tributary in the Mississippi-Missouri river system, the sixth-longest river in the United States, and the forty-fifth-longest river in the world. Three major cities are situated along the banks of this river that drains nearly 160,500 square miles of land: Wichita, Kansas; Tulsa, Oklahoma; and Little Rock (Pulaski County). Significance to Arkansas The Arkansas River, flowing east and southeast across …