All sites in this region Annapolis and Anne Arundel County Visitor Information Center Annapolis Maritime Museum Baltimore and Annapolis Trail Baltimore Museum of Industry Baltimore Visitor Center Battle Creek Cypress Swamp Calvert Cliffs State Park Calvert Marine Museum Captain Salem Avery House Chesapeake Beach Railway Museum Chesapeake Biological Laboratory (UMCES) Fell's Point Historic District Flag Ponds Nature Park Fort McHenry National Monument and Historic Shrine Fredrick Douglass-Isaac Myers Maritime Park Galesville Heritage Museum Greenwell State Park Gunpowder Falls State Park Gwynns Falls Trail and Greenway Havre de Grace Maritime Museum Historic Annapolis Gateway - City Dock Historic London Town and Gardens Jefferson Patterson Park and Museum Jones Falls Trail King's Landing Park Lightship Chesapeake & Seven Foot Knoll Lighthouse Marshy Point Park Maryland Zoo in Baltimore Merkle Wildlife Sanctuary and Visitor's Center National Aquarium in Baltimore North Point State Park Parkers Creek Watershed Nature Preserve Patapsco Valley State Park Patuxent Research Refuge - National Wildlife Visitor Center Patuxent River Park Jug Bay Natural Area Patuxent River Water Trail Pride of Baltimore II Sandy Point State Park Skipjack Martha Lewis Smithsonian Environmental Research Center Solomons Visitor Information Center Sotterley Plantation Star-Spangled Banner Trail USS Constellation Museum