Cleanup the Campion Trails along the Elm Fork of the Trinity River. Event followed by food, fun, music and prizes. Info@RockTheGreen.org. Register: RockTheGreen.org. TW Richardson Grove Park 333 E LBJ Hwy NE corner of Valley View & I-635 Dallas, TX United States Event URL Event Tags Bird & Nature Walks Conservation Environment Environmental Organization or Group Family Friendly Lifestyle Stewardship / Faith Urban Sustainability Water Wildlife Date and Time Sat, 09/28/2013 - 14:00 - Sat, 09/28/2013 - 17:00