• American Society of Landscape Architects
• Association of Professional Landscape Designers
• Landscape Architecture Foundation
• Maine Department of Environmental Protection
• Institute for Cultural Landscape Studies
• ICOMOS (Int'l Comm on Monuments & Sites)
• National Trust for Historic Preservation
• The Garden Conservancy
• Wave Hill Public Garden & Cultural Center
• American Horticultural Society
• Coastal Maine Botanical Gardens
• The Garden Club of America
• Maine Hardiness Zone Map
• New England Wildflower Society
• Acadia National Park Official Home Page
• Friends of Acadia
• Maine Webcam Links
• Official Maine Fall Foliage Watch