Join Audubon naturalist Kim Calcagno for a walk at the Fort Refuge to learn about the plants and flowers that thrive there. Look for seasonal blooms like the pink lady slipper or “moccasin flower” and discover some interesting plant facts and folklore. Please wear sturdy, closed-toe shoes. You may wish to bring insect repellent. Advance registration is required. Please register through the events calendar at www.asri.org. Fee: $14. Ages: Teen to Adult.