Tallgrass Prairie National Preserve 2018

Tallgrass Prairie National Preserve, 2012

Hyde Park, New York 2010

Camp Ripley, Little Falls, Minnesota 2009

Hillsboro Road, Franklin, TN 2008

Sunken Road Battlefield, Fredericksburg, Virginia 2004-2005

Tallgrass Prairie National Preserve, 2004-2005

Millennium Farm, Lexington, Kentucky 2004