According to INDEXDOTCOM, Oklahoma is located in the South Central region of the United States and is bordered by Texas to the south, Arkansas to the east, Missouri to the northeast, Kansas to the north, and Colorado to the northwest. The state has a varied landscape with prairies, mountains, forests, mesas, and wetlands. The western part of Oklahoma is dominated by the Great Plains while in the east lies part of a region known as the Ozark Plateau. The highest point in Oklahoma is Black Mesa at 4,973 feet (1,516 m) above sea level. The state also contains many rivers including the Red River which forms part of its southern border with Texas. Oklahoma also boasts many lakes including Lake Texoma and Grand Lake o’ The Cherokees. According to SIMPLYYELLOWPAGES, Oklahoma is home to a diverse selection of universities and colleges, ranging from large research institutions to smaller liberal arts schools. The state’s flagship university is the University of Oklahoma (OU), which boasts over 30,000 students across three campuses. OU is renowned for its top-ranked engineering, business and health sciences programs, as well as its nationally recognized athletic teams. Other notable universities in the state include Oklahoma State University (OSU), which has a strong focus on agriculture; the University of Tulsa (TU), which offers a wide range of programs in the humanities and sciences; and Oral Roberts University (ORU), a Christian-affiliated institution with an emphasis on spiritual growth. Additionally, there are several smaller private liberal arts colleges such as Oklahoma Wesleyan University and Oklahoma Baptist University.