When completed, the expansion will include a visitor center, paved and mowed trails and remote teaching areas. Hereâs what to know about the project: 1. 30 years in the making The initial land for the Hudson campus was donated more than 30 years ago, Carpenter Executive Director Jen Vieth said. Ever since, as the campus has expanded with additional land, the plan was in the works for a visitor center. âThis has been a 30-year dream,â Vieth said. As a nonprofit though, Carpenter Nature Centerâs dream depended on donations. The center had to be sure it could keep...