Irma Freeman Center for Imagination.
Junk Collector & Scrabble King (collage by Robert Pollard), through Fri., May 23.
Phipps Conservatory and Botanical Garden.
Discovery Garden Day, Sat., May 24; Party in the Tropics, June 6; Tropical Forest India Mango Festival, July 12; Butterfly Forest, through Sept. 1; Summer Flower Show, through Oct. 5; plus permanent exhibits.
707 Penn Gallery.
Digital Hand (digitally fabricated works by Penn State art students), through May 25.
Frick Art & Historical Center.
An American Odyssey: The Warner Collection of American Painting, through May 25.
On the Prowl (paintings by Rick Schmiedlin), through Sat., May 24.
Detroit Artists in Residence (Design 99, Jessica Frelinghuysen, Scott Hocking, Nicola Kuperus & Adam Lee Miller, Russ Orland and Frank Pahl), through June 30 (Hocking through June 1 only); Trace of Memory (house-wide installation by Chiharu Shiota), ongoing.
Westmoreland Museum of American Art.
Mark Yanza and Rachel Yoke: New Work (photography), through May 25.
Carnegie Museum of Art.
Architecture + Photography, through May 26; The Sandbox: At Play With the Photobook, through July 28; David Hartt: Stray Light (exhibit on Chicago's Johnson Publishing Co. building), through Aug. 11; Outtakes (photo and film works by Carnegie International artists, but that were left out of the exhibition), through Sept. 1; and Teenie Harris Photographs: Baseball in Pittsburgh, through Sept. 22.
Associated Artists of Butler County
84th Annual Spring Show; Shane Parcell exhibit; and Floral Design Show, all through May 30.
Hoyt Institute of Fine Arts.
2014 Regional Juried Exhibition, through May 30.
Touch of Class II (watercolors from adult art students, jewelry by Georgie Nix and painted glassware by Ilona Ralston), through May 30; multimedia art by Ed Rickus and photography by Elizabeth Jones, through June 30.
Picture Pals (exchange program with Pittsburgh and Haitian grade-schoolers), through May 31.
DV8 Espresso Bar & Gallery.
Greensburg Salem Art Club (juried show), through May 31.
Nature and the Metaphysical (sculptures by Caroline Bagenal and drawings by Don Dugal), through May 31.
Artists Against Fracking, through June 1.
Morgan Contemporary Glass.
Teapots! 8th Invitational, through June 1.
Terrestrial (multi-media exhibit from Nashville-based curatorial collective COOP), through June 1.
CSA PGH show (exhibit by local artists in subscriber service), through June 6.
Gallery on 43rd Street.
Observations (paintings by Maura Doern Danko), through June 6.
Southern Alleghenies Museum of Art at Johnstown.
The Art of Healing Exhibition: Reflections 2014 (works created by patients in a residency program at the John P. Murtha Neuroscience and Pain Institute), through June 6.
Death Masked (water colors by Stephen Tuomala), through June 20.
Sweetwater Center for the Arts.
Wild Things Juried Art Exhibition, through June 21.
709 Penn Gallery.
The Occasional Market (installation by Tom Sarver), through June 22.
Wood Street Galleries.
Electrified (Edwin van der Heide and Alexandre Burton's homage to Nikola Tesla), through June 22.
Psychic Panic (group show curated by Olivia Ciummo), through June 29.
American Jewish Museum.
Synagogues of Prague and Budapest: David Aschkenas (photographs), through June 30.
Hunt Institute for Botanical Documentation.
Duets (botanical art paired with items created between the 16th and 21st centuries), through June 30.
Looney Tunes, a Pop-Up Mini-Exhibition, through June 30. Golden Legacy: 65 Years of Original Art from Golden Books, through July 5.
Box Heart Gallery.
Modern+Contemporary (paintings by Mark Loebach, Cara Livorio, Melissa Kuntz and Jennifer Satterly and assemblage by Daria Sandburg), through July 18.
Silver Eye Center for Photography.
Here and Now: Queer Geographies in Contemporary Photography (group show), through July 19.
Pittsburgh Center for the Arts.
America's Least Livable City (by 2014 Artist of the Year Hyla Willis); 2014 Emerging Artist of the Year Mia Tarducci Henry; My Black Hole (video installation by Jennie Thwing); Small Pieces Tied to Something Bigger (sculpture and prints by Jake Beckman); and Betwixt and Between — Liminal Objects (sculpture and prints by Jeanne Jaffe), all through July 20.
Pittsburgh Glass Center.
Breaking Through: Moving 4ward (work by Lisa Demagall, Laura Beth Konopinski, Anna Mlasowsky and Nadine Saylor), through July 20.
Sen. John Heinz Pittsburgh Regional History Center.
Unconquered: History Meets Hollywood at Fort Pitt, through Aug. 3. Pittsburgh's Lost Steamboat: Treasures of The Arabia, through Jan. 4. Plus From Slavery to Freedom and other permanent exhibits.
Society for Contemporary Craft Satellite Gallery.
Penny Mateer: Protest Series (quilts inspired by 1960s protest songs), through Aug. 3.
Southern Alleghenies Museum of Art at Ligonier Valley.
Scrap Redefined: Works by Mei Greer and Ronald Nigro, through Aug. 10.
The Andy Warhol Museum.
Halston and Warhol: Silver and Suede (about parallels between Warhol and the iconic fashion designer), through Aug. 24.
Children's Museum of Pittsburgh.
XOXO (exhibit about love and forgiveness) and other permanent interactive exhibits, through Sept. 21.
Clay Place at Standard.
Independent Pittsburgh Area High School Students Exhibition, through September.
Carnegie Museum of Natural History.
Race: Are We So Different?, through Oct. 27. Plus Dinosaurs in Their Time and other permanent exhibits.
Society for Contemporary Craft.
Transformation 9: Contemporary Works in Ceramics (group show), through Nov. 1.
Carnegie Science Center.
Highmark SportsWorks, roboworld and other permanent exhibits.
Taking Flight: An Avian Adventure Free-Flight Bird Show, Penguin Encounter and other ongoing and permanent exhibits.
Photo Antiquities. Ongoing exhibit of historic images from daguerrotypes on, as well as cameras and other paraphernalia.