Fun Facts About Oklahoma City. Oklahoma's state capitol building is the only capitol in the world with an oil well under it. Did you know that the annual per capita income in oklahoma is below the national average and so is the median household income?

Oklahoma city was named the manliest city in the u.s. It was erected in 1930. It lies along the north canadian river (recently renamed the oklahoma river inside city limits) near the center of the state.