An artist whose three-dimensional compositions often incorporate found objects such as rusted metal, dried botanical specimens, and aged frames, Wayne Bertola showcases his exhibit Imperfect Objects at Black Hawk College's ArtSpace Gallery through April 3, Bertola quoted as saying, "I believe that 'style' is instinctual and is an organic process which gives form to an inner state or sensibility."

With the works in the artist's current exhibition reflecting a busy life filled with art and visual experience, Living Collection: Works on Paper by Jason Eisner will be on display in St. Ambrose University's Morrissey Gallery through April 24, his latest pieces, as Eisner says, "found out of the corner of the eye and drawn while on break, sitting in the grass."

Amethyst cathedrals, diamonds, Lake Superior agates, opals, geodes, and additionally beautiful objects will be on view at the University of Dubuque's Bisignano Art Gallery through March 20, with works in the fascinating exhibition Rocks, Minerals, & Gems: The Olsen Collection spanning five-plus decades of curiosity, craftsmanship, and global exploration.

Telling the story of Raven, an important trickster figure in Tlingit culture who transformed the world by bringing light to people via the stars, moon, and sun, Preston Singletary: Raven and the Box of Daylight will be viewable at Davenport's Figge Art Museum from February 14 through August 2, with the tale of Raven releasing or "stealing" the daylight one of the most iconic stories of the Tlingit people of Southeast Alaska.