Tulsa's location along the Arkansas River and at the foothills of the Ozark Mountains in northeast Oklahoma places its residents within the famed Green Country region. Dubbed as one of America’s "Most Livable Large Cities" by Partners for Livable Communities, Forbes, and Relocate America, Tulsa can set your expectations in terms of the way and standard of living. Spanning over 6, 000 acres, its 135 parks provide ample options for walking and hiking. Tulsa is also popular for its many ballet, opera, theater, and concert performances.