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Parking at Old Frederick Rd and Patapsco River, S of Old Frederick Rd between railroad tracks and river

Berwyn Heights in area bordering a woodland along the Indian Creek bike path S of Berwyn Rd.

Berwyn Heights, 8515 Cunningham Dr; next to storage shed.

Liberty Reservoir Property, trail head parking near the old Liberty Road, off of Route 26, east of the reservoir, north of the parking area

Patapsco Valley State Park, Hollofield, along Alberton Road Trail approx. midway between the railroad bridge and the parking area

Berwyn Heights, 8515 Cunningham Dr in lawn

Berwyn Heights

on Liberty Reservoir Property. trail head parking on the S side of Nicodemus Road, 1.0 mile W of the bridge and 1.3 miles E of Louisville Road.

Green Ridge State Forest, off-road vehicle trail

2825 Ridge Rd

Sparks Glencoe, Fiddlehead Farm, 2801 Benson Mill Rd.

Liberty Reservoir property trail head parking on Ivy Mill Rd along woodland fire road between parking area and Oakland Mill Rd.

N of Riverdale

Nature trail, Camp Roosevelt; Willows

Backfield (Halseden homesite); Douglas Point.

Block 3S9W

Sunset Trail, Cedarville State Forest

100 yds E of Chiles House near sawdust pile

Blubaugh Field; Douglas Point.

Catoctin Mt., N Branch Little Hunting Creek, W of Bobs Hill; 39.60093 -77.499477

Joes Run, 0.25 mile past gas line cut, 3 miles south of Uffiington

Near Sligo Creek

near Lisbon

Neill Drive, Fairmount Park

College Park; Along Calvert Rd. just W of Kenilworth Ave

Meadow plants of BARC; Meadow 34, power line BARC East.

Meadow Powerline 33, under power line adjacent to Beaver Dam Rd; Beltsville Agricultural Research Center

Plummer Island, 1 mi W of Cabin John

Beltsville Agricultural Research Center, Central Farm, around the dairy buildings at the N end of Dairy Rd (N Field Complex near Building 186, Plot 1) NE of the junction of Powder Mill Rd and Edmonston Rd.

NW of Dargan, at the end of Mountain Lock Road, near the Potomac River

Great Falls Recreation Area. Near beginning of Billy Goat Trail along the Potomac River

Meadow plants of BARC, Meadow 2. 011a Wet Meadow.

Carterock - Great Falls area

Along River Road, 0.5 mi S of Seneca

Rte 9, 3 mi E of Shepherdstown, W.V. on MD side of Potomac 30 yards from bank

College Park; Corner of Hartwick and Princeton Avenues

Along C&O Canal near Great Falls on the Potomac River

Loch Raven Reservoir, on Loch Raven Rd., 1/4 mi from Cromwell Bridge Rd., up along the many small trails

BARC-East. Poultry Road near Odell Road.

BARC-East. Beaver Dam Road near B/W Parkway. Network of streamlets on forested slope. Powerline track dominated by weedy grasses

Liberty Reservoir property in an area behind Liberty Dam, parking area ca 500 ft. N of Marriottsville Rd; trail leads 3655 ft N from the parking area to the base the dam.

Deckers Creek bottom land, along the edge of right-of-way of Monongahela Power Line near Greer Sand Plant

Liberty Reservoir Property in an area behind Liberty Dam; parking area ca 500 ft N of Marriottsville Rd, trail leads 3655 ft N from the parking area to base of the dam.

Beltsville Agricultural Research Center, Central Farm. Woods and adjacent fields near the end of Entomology Road close to Building 465 (Plot 28 - "Entomology Road Area"), mainly in the woods S and E of the building complex, associated with secondary growt

Hillsdale Park, Forest Park. Located in a suburban public park.; 39.325757 -76.704602

Intersect of Gunpowder Rd with the Gunpowder River, "Hemlock Gorge" along river section of the circuit hike.

Around ruins of Chiles House, Block 5S1E/5S2E.

Liberty Reservoir Property in area behind Liberty Dam, parking area ca 500 ft N of Marriottsville Rd; trail head leads 3655 ft N from the parking area to base of the dam.

Woodstock, Patapsco Valley State Park; next to river about 0.25 mi S of the Old Court-Woodstock Road Bridge.

Near Soldiers Delight Natural Environmental Area, Deer Park Rd.