Tulsa is nestled in the northeastern quadrant of Oklahoma, right in the heart of "Green Country." The rolling green hills and wooded terrain of the city lies at an elevation of 700 feet above sea level and offers a temperate climate. Tulsans enjoy 227 days of sunshine a year and an average daily temperature of 61 degrees. The rainfall average is approximately 40 inches, and continually changing conditions occur in the city during all four seasons. Our city boasts a widely diversified business base, including aerospace, telecommunications, manufacturing, construction, high technology, healthcare, education, transportation and energy. Tulsa, one of "America's Most Livable Communities," is known as the Mecca for arts in Oklahoma. Art deco masterpieces are prevalent in many of our downtown buildings and churches. Spectacular works of art dot the trails of our beautiful River Parks. From the Tulsa Ballet and Tulsa Opera, to Broadway plays and musicals at the Performing Arts Center, to the Philbrook and the largest collection of Western American art at the Gilcrease, Tulsa's rich cultural legacy greatly enhances our citizen's quality of life. The Tulsa Port of Catoosa is acclaimed as one of the largest, most inland river-ports in the United States. The Tulsa International Airport offers direct service to most major U.S. cities and is another important contributor to our economic growth. Ten higher education facilities serve the metropolitan Tulsa area. Options range from community college and vocational studies to undergraduate, graduate, and professional degree programs at both public and private universities.