The Piasa Palisades Group cordially invites Sierra Club members, prospective members, friends and family to Weekend in the Woods, our annual retreat at Pere Marquette State Park!

Celebrate life on the river at the 16th annual Mississippi Earthtones Festival!

Join us for our August speaker series to learn about the history and current programs at the McCully Heritage Project.

Join us for our next monthly speaker series on Tuesday, July 12 to learn about the prehistoric Cahokia Mounds culture and environment!

The sculpture honors the Plight of the Prairie: pollinate, collaborate, re-create, celebrate!

Join us for our next monthly speaker series — Rookery Reestablishment in the Metro East — on Tuesday, June 14 at 6:30pm! We'll be joined by Carson McNamara, a Natural Resource Specialist with the Illinois Department of Natural Resources'...

The Piasa Palisades Group of Sierra Club Illinois is calling for volunteers to help stencil storm drains throughout Madison and Jersey Counties to aid in the protection of the Mississippi River.

Three Rivers Project Staff say this success is largely thanks to the dedication of local volunteers

The Sierra Club Illinois’ Three Rivers Project is calling for volunteers for the Spring 2022 Pere Marquette Preservation Project. The Pere Marquette Park Preservation Project, which will take place from May 21 to 22, has been restoring historically...

Join us for our next monthly speaker series — Coyotes: Friend or Foe? — on Tuesday, May 10 to learn from local wildlife expert Kerry Lennartz about coyotes!