Cahokia Power Plant from The American Bottom
Provided by Jennifer Colton

Driving down Interstate 70, headed west toward St. Louis, Jesse Vogler looked out the window and was shocked to see a giant mound rising from the earth. Excited, he mistook a large landfill for The Cahokia Mounds State Historic Site, which preserves the remains of a prehistoric civilization.

(U.S. Army Corps of Engineers St. Louis District)

The Riverlands Migratory Bird Sanctuary is opening a new information center overlooking the Mississippi River in West Alton.

Riverlands program manager Charlie Deutsch of the U.S. Army Corps of Engineers says the 3,700-acre sanctuary attracts tens of thousands of migratory birds every year.