Celebration of the Pennsylvania State Police centennial will begin with a reception for active and retired officers at the Hershey Lodge and Convention Center on April 29.

At 10 a.m. April 30, a memorial to the 90 state police officers killed in the line of duty will be held at the State Police Academy in Hershey

. It will be followed by the unveiling of the statue

of a trooper, circa 1906, called "One Statie, One Riot."

After that, a picnic will be held until 5 p.m.

State police equipment will be on display, as well as a mounted unit, Manning said.

There also will be a ceremonial unit drill demonstration and performance by the New Jersey Pipe and Drum Band.

On May 1, a bicycle ride will begin at the Hershey Airpark. Registration starts at 8 a.m. The ride will conclude at 2 p.m. Food and commemorative T-shirts will be available to participants. The entry fee is $20.