Sunday is Open Air Market Day & Festival at the Wadsworth Mansion at Long Hill Estate, 421 Wadsworth St., in Middletown. From 10 a.m. to 4 p.m., vendors will sell Connecticut-grown produce, locally made breads, cheeses and jams and crafts. The free event also includes entertainment and children’s activities, docent-led historical tours and horse-drawn carriage rides. Information: www.wadsworthmansion.com or 860-347-1064.
The Connecticut Art Trail Pass, $25, offers one-day admission to 16 museums and historic sites around the state, including the Wadsworth Atheneum, Hill-Stead, New Britian Museum of American Art and the Florence Griswold Museum. (Admissions would cost more than $75 if purchased individually.) The pass is good for a year. Information: www.arttrail.org.
Saturday, May 18, is Art Museum Day. The event, organized by the Association of Art Museum Directors, features free, discounted or pay-what-you-want admissions and special activities at more than 100 art institutions across the country, including the Wadsworth Atheneum, Sterling & Francine Clark Art Institute in Massachusetts and the Museum of Modern Art in New York. Information: www.aamd.org.