The coolest hangout in the valley is a small storefront oozing with chain lube and elbow grease. Bike Works, just off Rainier Avenue in Columbia City, looks like your average neighborhood bike shop.

Eric Holte (left) learns to fix his bike with volunteer Michael Benko at Bike Church, a learn-to-repair bike event at Neighborhood Bike Works in Philadelphia. (Kimberly Paynter/WHYY) Neighborhood Bike ...

Twice a month, volunteers gather at Seacoast Church Summerville to fix up bicycles, combining a desire to serve and handy skills to help neighbors in need.