Attend Yale without the five-figure tuition. The famed New Haven university offers free guided tours 10:30 a.m. and 2 p.m. Monday through Friday and at 1:30 p.m. Saturday and Sunday. Tours start at the Yale Visitor Center, 149 Elm St., and last about an hour and a half. Information: www.yale.edu/visitor. If you prefer to head out on your own, you can take a Elm City walking tour with a free, self-guided tour app from GPSmyCity.com.