Resource provided by UW-Madison Robinson Map Library. This data represents the Green Circle Trail and snowmobile trails for Portage County, Wisconsin in 2019 and includes the layers 'Portage_Green_Circle_Trail_2019' and 'Portage_Snowmobile_Trail_2019'. Green Circle Trail: [Green Circle is a vector representation of the Green Circle bicycle/pedestrian trail in Stevens Point, Wisconsin. Most of the trail was mapped using a resource grade GPS. The remainder is traced from air photos. Recommended use scale is no larger than 1:2400.]