In conjunction with the return of the Moving Wall to Beaver County for the first time since 2002, the Rochester Veterans of Foreign Wars Post 128 will sponsor its second Ride to the Wall motorcycle run at 6 p.m. Saturday. It will start at the VFW, 179 Virginia Ave.

The goal is to have 1,761 riders -- one for each service member listed as a prisoner of war or missing in action from the Vietnam War -- in the 56-mile ride through Beaver County, with a police escort. Each rider will wear a ribbon with the name of a POW/MIA.

The ride will end in Quay Park in Beaver, where the wall will be on display. A candlelight ceremony will begin at 7:30 p.m.

The moving wall is a half-scale replica of the Vietnam Veterans Memorial in Washington, D.C. Its display is being sponsored by Vietnam Veterans of America, Chapter 862.

Registration for the ride will be from 3 to 6 p.m. For information or to participate, call 724-378-4540.

The eighth Rock the Quarry celebration will feature bonfires, music, children's activities and demonstrations, a rubber duck race and food from 5 to 11 p.m. tomorrow and noon to 11 p.m. Saturday on the Panhandle Trail in Collier.

There will be blood pressure screenings, a disc jockey and three bands performing tomorrow. On Saturday, a family fun zone will have games, a magic show, a karate demonstration and a science program from Bayer Corp. Music will be provided by a disc jockey and seven bands. The Grand Rubber Ducky Race on Robinson Run will begin at 7 p.m. Saturday and the traditional sunset Remembrance Ceremony will take place at 7:20.

Admission and parking are free. Chairs are available, with priority for seniors, but visitors are advised to bring their own seating. All proceeds will benefit the Collier Friends of the Panhandle Trail.

For information, visit www.panhandletrail.org.

There will be traffic restrictions this week during maintenance by state Department of Transportation crews on these Beaver County roads:

• Anderson and Little Beaver roads, Darlington -- Paving between Constitution Boulevard and Enon Valley.

• Lake Road, Franklin -- Shoulder cutting between Route 288 and the Butler County line.

• North Camp Road, Franklin -- Shoulder cutting between Route 288 and Lawrence County line.

• Shivler Road, Raccoon -- Patching and underdrain installation between McCleary and Frankfort roads.

Also, crews will be sweeping highways throughout Raccoon, Independence and Hopewell.

Global Links, a local nonprofit that sends surplus medical supplies to countries around the world, has received 31 beds from St. Clair Hospital.

Ten of the Hill-Rom Advance 2000 electric beds will be included in a shipment of medical equipment, furnishings and supplies to a community hospital in Izabal, Guatemala. The remaining beds will be delivered to other public hospitals in Global Links' nine partner countries in this hemisphere.

In addition to the beds, Global Links' shipment will include pulse oximeters, blood pressure units with stethoscopes, emergency crash carts, gurneys, an operating room table, stainless steel shelving for the operating rooms and 170 boxes of assorted medical and surgical supplies.

Global Links is a Pittsburgh-based medical relief and development organization that collaborates with U.S. hospitals in providing materials to assist countries throughout the hemisphere.

The 40-member Lincoln Park Community Orchestra has started its second season with practice sessions at 7:30 p.m. Tuesdays in the Lincoln Park Performing Arts Center in Midland.

The orchestra, which consists of volunteer players from all over the Tri-State, needs string players -- violin, viola, cello and string bass -- and double reeds, including oboe, bassoon and English horn. Auditions are not necessary.

Members range from high school students who want to improve their ensemble skills to adults seeking musical enrichment.

The community orchestra formed last fall and has performed two concerts.

Interested musicians can call 724-643-9004, ext. 1329, or e-mail, lparkorchestra@aol.com.

A 9/11 Never Forget tribute will feature an American flag retirement ceremony by local Scout troops and patriotic music sung by the Coraopolis Methodist Church men's quartet from 2 to 4 p.m. Sunday in the Saturn shelter in Moon Park, Ewing Road, Moon.

Visitors can bring flags for retirement. The event is hosted by the Moon Republican committee.

Community College of Beaver County will observe the 221st anniversary of the signing of the U.S. Constitution with a presentation from 11 a.m. to 12:30 p.m. Wednesday in the Library Resource Center conference room 103 in the library on campus, Brodhead Road, Center.

C.V. Smith III, assistant professor of history and political science, will conduct the free program, Where Did the Constitution Come From?

Guests will hear about the compromises that went into the writing and signing of the constitution on Sept. 17, 1787.

For information, call the marketing and public relations department, 724-775-8561, ext. 209.