Photo Hike and Invasive Plants Thursday, Feb 21, 2013 This event has already occurred.   (Archived) 8 AM- Morning Marsh Photo Hike - Guided 1.5 mile morning hike of the Sandpiper and Avian Trails. Learn some nature photo tips and don't forget to bring your camera. 3 PM- Invasive Plants-Learn about exotic invasive non-native plants that squeeze out our native plants and why they are dangerous to our environment. $5 parking. 912-598-2300. Location: Skidaway Island State Park 52 Diamond Cswy Savannah, GA 31411 Directions: GPS Coordinates: N 31.942400 | W -081.052333 Located 15 miles southeast of Savannah on Diamond Causeway. From North of Savannah via I-95 South From North of Savannah via US-17 South From South of Savannah via I-95 North From West of Savannah via I-16 East Skidaway Island State Park 52 Diamond Cswy Savannah, GA 31411