All Ecology in Princeton

Located just 1 ½ miles north of Princeton on Route 26 is the Red Covered Bridge, built in 1863 and later rehabilitated in 1973. It is one of only five remaining covered bridges in Illinois and still open to traffic. It crosses Big Bureau Creek and was once part of the Peoria-Galena Trail. It was built to serve highway traffic Read more...

Warnecke Woods is a 33.5-acre botanical gem that was donated to the Bureau County Natural Resources Conservation Service District in 1984 by Marie Warnecke. Ecologically, the site is a mix of rare black oak/black maple savannah, swampy floodplain forest dominated by swamp white oak, and abandoned agricultural land which is gradually succeeding back to woodland through careful management. There are Read more...