The event will be held at rustic Monte Verde Park, which is the trailhead to over three miles of landscaped walking trails and the San Gabriel River Parkway. Participants learn what they can do to help keep the earth beautiful and protected. Adults and children are invited to take a nature walk, plant seeds, create nature-themed crafts, make s’mores and learn about recycling. Saturday, 10 a.m. - 1 p.m. Free to attend.