Highland Lodge's Porter Brook Nature Trail will be formally inaugurated this Thursday at 10 a.m. The trail was financed by the Greensboro Land Trust and renovated by the Northwoods Stewardship Center. Scientific illustrator Meg Gibson established eight environmental posts along the trail. Highland Lodge has produced a trail guide keyed to the posts. Lodge CEO Heidi Lauren Duke will preside on Thursday. All are welcome and invited to walk the trail.