WARREN - The Allegheny Outdoor Club will be bike riding in the Russell/Hatch Run Road area Thursday. Participants will meet at the Russell Post Office at 5:30 p.m. For more information call event leader Pat Spicer at 814-757-8331.

The AOC will be hosting the Keystone Trails Association annual hiking weekend Sept. 25 to 27 in Marienville. There will be 20 hikes ranging in length from 3.5 to 9.2 miles within a 35-mile radius of Marienville. The Friday afternoon hikes begin at 2:30 p.m. The hikes on Saturday and Sunday begin at 9 a.m. For more information call hiking coordinator John Young at 814-757-8158.