Join Arlington’s Children and Nature Network (CANN) when they “Get Out and Explore. Discover nature through simple activities guided by Arlington Regional Master Naturalists on the first Wednesday of each month from 4:00 to 5:00 p.m. at the Bluemont Park Caboose, on the W&OD Trail near Wilson Blvd. and N. Manchester Street. This free program for adults, families, and children of all ages will focus on time to play, learn, and experience the natural world. Children must be accompanied by an adult. Call 703-228-6427 for more information. http://www.arlingtonenvironment.org/cann.php