On Sun 5/23 at 1 PM, Big Shoulders Realty's Lee Diamond leads a free 14- to 18-mile bike tour of the Humboldt Park area, providing info on the neighborhood's history, lore, and architecture. The starting point is the intersection of W. Division and N. California, and stops include community gardens and murals, Humboldt Park itself, and buildings by noted architects like William Le Baron Jenney and Dwight Perkins. Donations will be collected for the bike advocacy nonprofit West Town Bikes, which is cohosting the ride.