DENVER
03/18/2010 05:12 am ET Updated May 25, 2011

Scott Lee Kimball Murder Mystery: The Latest In A History Of Unsolved Colorado Cases (Watch)

Last week's conviction of Boulder County serial killer Scott Lee Kimball came despite the prosecution not knowing how many victims Kimball had killed.

From the Boulder Daily Camera:

Are there more victims out there?

"I'd say the chances are 50-50," Boulder County District Attorney Stan Garnett said Friday. "Kimball is certainly capable of it -- he's said things to make you think he has, but we have no solid leads."

The Kimball mystery is among the latest in a long history of unsolved Colorado murders and bizarre crimes in Colorado history. Check out some of the most chilling stories below: