Join Princeton University Art Museum student tour guides for an outdoor walking tour of sculpture in the residential college neighborhood. Discover a variety of artworks by modern and contemporary sculptors, from Sol LeWitt to Maya Lin. Learn about materials and techniques and explore elements of design and balance. All tours are held outdoors, rain or shine, and are stair-free. April 2 and 3 at 2 p.m. at Ai Weiwei’s Circle of Animal/Zodiac Heads near the Dinky Bar and Kitchen.