Trenchers 2005 2,315 h United States, Basalt, Colorado
Trenchers 2007 501 h United States, Boulder, Colorado
Trenchers 2012 1,500 h United States, Boulder, Colorado
Trenchers 2010 918 h Canada, Sunnyside, Manitoba
Plows 2013 Lithuania
Trenchers 2005 1,750 h Italy
Trenchers 2011 1,957 h Italy