The Friends of the Somerville Public Library are hosting a six-mile tour of the three library branches, with refreshments and activities along the way. The aims of this event - beyond celebrating the arrival of summer! - are to introduce Somerville residents to the three historic branch libraries and to highlight the wonderful programs and services they offer. When: Saturday, June 18, 9:15 AM. Where: The Library Ride starts at the West Branch, 40 College Avenue (near Davis Square). Cost: $10 per adult, children bike for free. All proceeds go to the Friends of the Somerville Public Library to help fund library programs. Thanks to the Somerville Police, Union Square Donuts, Whole Foods, and Hubway for their partnership! You can register online here.