RE-MASTERED An innovative new hang of the Worcester Art Museum’s superb Old Master holdings, in honor of a great — and sexy — new Veronese acquisition. Includes great paintings by Rembrandt, Caravaggio, El Greco, Poussin, Luca Giordano, Murillo, Ribera, Hals, Steen, Sweerts, and van Mieris. (Pictured: Bernardo Strozzi’s “The Calling of Saint Matthew.”) Worcester Art Museum, Worcester. 508-799-4406, www.worcesterart.org
AMY SILLMAN: ONE LUMP OR TWO The brilliant and restlessly inventive New York-based artist’s first museum solo show. Paintings, works on paper, cartoons, and animated drawings. Through Jan. 5. Institute of Contemporary Art. 617-478-3100, www.icaboston.org
JOHN SINGER SARGENT WATERCOLORS More than 90 of Sargent’s beloved watercolors in a show that combines the superb Sargent collections of the Museum of Fine Arts and the Brooklyn Museum of Art. Through Jan. 20. Museum of Fine Arts. 617-267-9300, www.mfa.org
2013 PORTLAND MUSEUM OF ART BIENNIAL: PIECE WORK Thirty artists, most of them resident in Maine, show work that emphasizes process and time-intensive labor. Through Jan. 5. Portland Museum of Art, Portland, Maine. 207-775-6148, www.portlandmuseum.orgSebastian Smee can be reached at email@example.com.