 Built by the U.S. Army Corps of Engineers for flood control along Little River and Pine Creek, the lake is also a popular fishing spot.Caney Mountain lies to Sobol's north and Bull Mountain is to its south.Caney Mountain Trail connects the Sobol area to Blackjack Mountain (1,243 ft.), Caney Mountain (686 ft.), Musket Mountain (1,384 ft.), Wolf Mountain (883 ft.), and East Signal Peak (1,483 ft.), in the Kiamichi Mountains.