Hours of operation?

Park Hours of Operation Monday - Thursday: All year  & Friday - Sunday: Labor Day through 1st weekend of May 8:00 a.m. – 5:00 p.m. Last entry at 4:30 p.m. Visitor Center 9:00 a.m. – 4:30 p.m. Extended Summer Hours of Operation  Friday - Sunday, 2nd weekend in May through end of August 8:00 a.m. – Dusk Last entry 1/2 hour before Dusk Visitor Center 9:00 a.m. – 7:15 p.m. Park Entrance Fee Adult (14+): $7.00 Youth (7–13): $4.00 Child (0–6): FREE

Yep