- This event has passed.
Autumnal Equinox Walks *Canceled*
September 22, 2020
This event has been canceled due to rain and restrictions pertaining to COVID-19.
The Spiro Mounds Archaeological Center is the only prehistoric American Indian site open to the public in Oklahoma and is administered by the Oklahoma Historical Society. The center is open Wednesday through Saturday from 9 a.m. until 5 p.m. and Sunday from noon until 5 p.m. Daily admission is $7 for adults, $5 for seniors, $4 for children older than six and $18 for a family. The center is located three miles east of Spiro on Highway 9/271 and four miles north on Lock and Dam Road. For more information or to schedule a group or school tour, please call 918-962-2062 or email firstname.lastname@example.org.