WYETH VERTIGO Roughly 40 works by Andrew Wyeth, his father N.C. Wyeth, and his son Jamie Wyeth, all focused on strange or unusual perspectives. A terrific show. Through Oct. 31. Shelburne Museum, Shelburne, Vt. 802-985-3346, www.shelburnemuseum.org
TONY FEHER A survey of brightly colored but minimal sculptures made from humble and everyday materials — glass jars, marbles, colored liquids in plastic bottles, plastic crates, and so on. Through Sept. 15. DeCordova Sculpture Park and Museum, Lincoln. 781-259-8355. www.decordova.org
IN CONVERSATION: MODERN AFRICAN AMERICAN ART A lively survey of photographs, paintings, and sculptures by African-Americans from the Harlem Renaissance to the civil rights era and beyond. (Pictured: John Scott’s “Thornbush Blues Totem,” 1990.) Through Sept. 2. Peabody Essex Museum, Salem 978-745-9500. www.pem.org
WINSLOW HOMER: MAKING ART, MAKING HISTORY Highlights from the greatest collection of Homer’s work privately assembled after the artist’s death, now in the permanent collection of the Clark Art Institute. The show includes 11 paintings, 18 watercolors, and dozens of wood engravings, etchings, lithographs, and drawings. Through Sept. 8. Sterling and Francine Clark Art Institute, Williamstown. 413-458-2303. www.clarkart.eduSebastian Smee can be reached at email@example.com.