Remarkable specimens from private collections, and the unique stories about finding them, are featured in an exhibit that continues through Wednesday, Dec. 31. Hours are 10 a.m. to 3 p.m., Monday through Friday; 6 to 9 p.m., Thursday and Friday; 10 a.m. to 9 p.m., Saturday; and 1 to 4 p.m., Sunday; $4 to $7. Admission includes the exhibit Exploring Sky Islands and the UA Mineral Museum. Visit flandrau.org for details.