||Includes van transportation. Journey to the tidal marshes of the Delaware Bay at the peak of migration to view shorebirds, waterfowl, eagles and many other birds feasting on horseshoe crab eggs. Bring a bag lunch, water and binoculars. Trip includes a moderate hike. Van departs from Ellanor C. Lawrence Park/Walney Visitor Center, 4040 Walney Road, Chantilly at 7 a.m. and return at 7 p.m. Trip cancellation deadline is April 22 2016.