Andy Warhol Museum, 117 Sandusky St., will open "The Vader Project" on Saturday. This exhibition examines the iconic "Star Wars" villain through the eyes of 100 international pop surrealist and underground contemporary artists from around the world. From noon to 4 p.m. Saturday, visitors can create their own Vader mask collage drawing and may come dressed as a favorite character. This activity is free with museum admission. The display will continue through May 3. Hours are 10 a.m. to 5 p.m. Tuesdays through Sundays with extended hours until 10 p.m. Fridays; closedMondays. Admission is $15 for adults, $9 for senior citizens, and $8 for children. Call 412-237-8300 or visit the Web site, www.warhol.org.

Carnegie Museum of Art, 4400 Forbes Ave., will host "Preservation Fair 2009: Saving Your Family's Treasures" from 10 a.m. to 4 p.m. Saturday in the Hall of Architecture. The fair is free with museum admission and no registration is required. Visitors may take a small item they are interested in discussing with the exhibitors, specifically books, papers, photographs, works of art on paper and films. No appraisals or valuations will be given. Speakers are planned from 11:30 a.m. to 1 p.m. Admission, which includes the Carnegie Museum of Natural History, is $15 for adults, $12 for senior citizens, and $11 for students and children age 3 and older, and free for members and children younger than 3. Half-priced children's admissions ends Friday. Call 412-622-3131 or visit the Web site, www.cmoa.org.

Silver Eye Center for Photography, 1015 E. Carson St., presents "A Map of Latin American Dreams," featuring 18 black-and-white portraits by Fellowship 2008 award recipient Martin Weber, through March 7. Weber's social documentary photographs use the words and handwriting on blackboards to portray individuals as anchored to their own narratives. Also, 10 honorable mention photographers are exhibiting one piece each. Regular gallery hours are noon to 6 p.m. Wednesdays, Thursdays and Fridays and 11 a.m. to 5 p.m. Saturdays. Call 412-431-1810. Admission is free. Call 412-431-1810.

<B>Hoyt Institute of Fine Arts</B>, 124 E. Leasure Ave., New Castle, is featuring the work of James R. Stewart of Fredonia, a 2007 Guggenheim Fellowship recipient in painting, through Saturday. Admission is free. New gallery hours are 11 a.m. to 8 p.m. Tuesdays and Thursdays and 11 a.m. to 4 p.m. Wednesdays, Fridays and Saturdays. Call 724-652-2882, or visit the Web site, www.hoytartcenter.