Bluff Spring Fen - Forest Preserves of Cook County

A lush valley of emerald green, Bluff Spring Fen is a rare gem, a mix of prairie, woodlands, ponds, streams and wetlands—including the rare ecosystem that gi…

Elgin donates 20.5 acres of city land to Bluff Spring Fen, protecting the rare wetland site

Ban on concealed carry on Cook County Forest Preserve lands unconstitutional, judge rules

Fen ecosystem in Elgin a treat and a treasure

Some of the data available on Restoration Map for Deer Grove East

Illinois must do more to protect its natural wonders: Chicago Sun-Times editorial - Chicago Sun-Times

Bluff Spring Fen Nature Preserve - natureofthings

Spring Bluff Nature Preserve LCFP, Illinois - 41 Reviews, Map

Friends of Bluff Spring Fen

Spring Bluff Lake County Forest Preserves

Forest Preserve District of Cook County - Wikipedia