East Point Sanctuary
Biddeford, ME 04005, 
Audubon bird sanctuary, ocean walk. rails along rocky shore and pebble beaches, through meadow. Limited parking; short walk to trailhead.

Prouts Neck Bird Sanctuary
Scarborough, ME 04070, 
Self-guiding nature trails and boardwalks through woods. Within private summer colony; no parking permitted at Prouts Neck. (Bicycle recommended.)

Scarborough Marsh Nature Center
Scarborough, ME 04070, 
Largest Maine salt marsh. Mini-museum, visitor activities in summer -- marsh walks, canoe trips. Free parking.