South River Overlook loop from Hillsmere Shores

Cash Lake Loop — Patuxent Research Refuge

Chesapeake Bay Loop — Terrapin Nature Area

Forest Trail loop — Patuxent Research Refuge

Eastern Neck Island Loop — Eastern Neck National Wildlife Refuge

Spicebush & Upland Trail loop — Watkins Regional Park

Red, Green & Brown Trail loop — Jug Bay Natural Area

Governor Bridge Natural Area loop — Bowie

Truxton Park loop — Annapolis

Spa Creek Trail — Annapolis

School House Pond loop — Upper Marlboro

Patuxent Research Refuge – Cash Lake Trail loop from North Creek Farms

Cash Lake – Patuxent Research Refuge loop from North Creek Farms