Whodunnit? Join the Hill Country Science Mill in Johnson City for a special event with all proceeds going to support and help grow the mission and programs of the nonprofit museum. Practice your forensic science skills as you solve a murder mystery, enjoy fabulous food and drinks, and explore all the Science Mill has to offer, including its 35+ interactive exhibits and its new outdoor Backyard Science & Art Park. The Science Mill will also unveil a new exhibit of historic photos from Johnson City and the Hill Country.