Visitor Center Hours
- Off-Season Hours: 8 a.m. to 4:30 p.m. daily (Closed Thanksgiving, Christmas & New Years Day with early closures, at 1:30 p.m., on the day prior to each of these holidays)
- Summer Hours: 8 a.m. to 6 p.m. daily (Memorial Day through the third week of September)
The Monument and Preserve is open every day of the year, 24 hours a day. Winter snows usually prevent automobile access around the Loop Road from mid-November through mid-April.