Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Brookfield, Illinois:

This text has been unreferenced on Wikipedia for a very long time. If you can't find a source, be bold and remove it!

"

Before 1803, the area now called Brookfield was mostly covered by prairie grasses, forests, and farms. Large portions of the area were inhabited by the Native Americans who long ago developed agriculture and corn cultivation, built villages and burial mounds, invented the bow and arrow, and made beautiful pottery.[citation needed]