Howard Amon Park at the Finger Nail, Richland WA
Saturday, October 25th, 2025
The 3rd Annual Monster Mash 5K & Creature Crawl 1K is coming!
Put on your best monster costume, grab your lab coat, and join us for a morning filled with running, laughter, and science fun. Think silly experiments, colorful test tubes, and a whole lot of spooky-cute energy!
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