Opening reception June 19, 3 - 5 p.m., Earth Sciences & Map Library, Benson Earth Sciences. Exhibit features works by four local and regional artists and items from the Map Library collection. Enhanced remote-sensing images by Karl Mueller, CU-Boulder Geological Sciences Dept. Quilts by Barbara Olson, Boulder fiber artist Paintings by Alan Paine Radebaugh, New Mexico painter Pen and watercolor works on paper by Michael Theodore, CU-Boulder College of Music, Theory & Composition Dept. Exhibit runs through Dec. 12.