Before he became the 19th-century of the U.S. Senate, Daniel Webster made his very first pleas in a courthouse in Plymouth  in 1806 (unfortunately, he lost). Now the building is the Plymouth Historical Museum (Court St., Plymouth, 603/536-2337, www.plymouthnh-historicalsociety.org , call for hours), and contains old photographs from the days when Plymouth was a major manufacturing center for sporting goods, and artifacts from the very first days of White Mountains  tourism.
On the campus of Plymouth State University, the Karl Drerup Art Gallery (Draper and Maynard Building, Main St., Plymouth, 603/535-2614, www.plymouth.edu/gallery , 10 a.m.–4 p.m. Mon.–Sat. and 4–8 p.m. Wed. Sept.–May, free) stages imaginative exhibitions of contemporary art from around the world.
One of the newest covered bridges in New Hampshire , the 2001 Smith Millennium Bridge is also said to be the strongest. The 170-foot span crosses the Baker River at Smith Bridge Road.