Saturday, October 24: 
Hilo Wayfinding and Navigation Festival.  Celebrate the achievements of stewards of local heritage and culture, featuring hands-on activities, including wayfinding and navigation skill education, games, canoe exhibits, a planetarium program and speaker presentations. The festival is free and open to the public. Fees will be charged for entry to the Imiloa exhibit hall and daily planetarium shows.  Imiloa Astronomy Center, 600 Imiloa Pl., Hilo. 10 a.m. to 4 p.m.  For information call (808) 969-9703 or visit www.imiloahawaii.org.