The Potomac Valley Audubon Society will sponsor a bird and butterfly walk in the South Schoolhouse Ridge section of the Harpers Ferry National Historical Park on Wednesday, Aug. 24. The walk will begin at 7 a.m. and last about three hours.

It will be free and anyone with an interest is welcome to come along, regardless of their birding skills. Children will be welcome.

Pre-registration is strongly encouraged but not required. Easy registration is available on the PVAS website at www.potomacaudubon.org.

Participants will meet at the South Schoolhouse Ridge parking area. From Route 340 west of Harpers Ferry, turn south onto Millville Road (County Route 27); proceed 7 tenths of a mile to parking area. If the gate is closed, pull off and park along the road.

The trip will involve about three miles of walking through woods and fields, with some hilly terrain.

Birds expected to be seen include lingering summer breeders such as vireos, warblers, flycatchers and grassland birds, as well as raptors and year-round resident birds.

Participants should wear sturdy footwear, dress appropriately for prevailing weather conditions, and bring along water, and bug spray.

Binoculars will be available for anyone who needs them.

The trip will canceled in the event of bad weather.

For more information go to the PVAS website or contact Deb Hale at debhale72@gmail.com or 304-535-1528.