Cleanups around the Los Angeles River in the San Fernando Valley, like the one pictured above, take place on the last Saturday of each month to remove to remove trash, graffiti, bulky items and hazardous materials from the river floor, under bridges and the adjacent bike path. Look for an upcoming story in the April 28 issue of the San Fernando Valley Sun/El Sol on the efforts of Valley residents and volunteers to keep the LA River floor free of debris.