| Sycamore Hollow | Anne Arundel, MD | 10.6 miles | SE |
| Hornbeam Hollow | Anne Arundel, MD | 10.9 miles | SE |
| Spicebush Valley | Anne Arundel, MD | 11 miles | SE |
| Fossil Ravine | Anne Arundel, MD | 11 miles | SE |
| Honeysuckle Hollow | Anne Arundel, MD | 11.6 miles | SE |
| Dry Valley | Anne Arundel, MD | 12 miles | SE |
| Hunter Hollow | Anne Arundel, MD | 12.1 miles | SE |
| Beech Hollow | Anne Arundel, MD | 12.6 miles | SE |
| Piney Branch Valley | District of Columbia, DC | 17 miles | SW |
| Klingle Valley | District of Columbia, DC | 17.2 miles | SW |
| Soapstone Valley | District of Columbia, DC | 17.7 miles | SW |
| Rock Creek Valley | District of Columbia, DC | 18 miles | SW |
| Rock Creek Valley | District of Columbia, MD | 18 miles | SW |
| The Potomac Gorge | District of Columbia, DC | 19.9 miles | SW |
| Sylvan Dell Valley | Baltimore, MD | 25.4 miles | NW |
| Mather Gorge | Montgomery, MD | 26.8 miles | SW |
| Mather Gorge | Montgomery, VA | 26.8 miles | SW |
| Green Spring Valley | Baltimore, MD | 29.6 miles | NE |
| The Glade | Fairfax, VA | 31.6 miles | SW |
| Limekiln Hollow | Baltimore, MD | 31.8 miles | NE |
| Dulaney Valley | Baltimore, MD | 33.4 miles | NE |
| Worthington Valley | Baltimore, MD | 34.8 miles | NW |
| Bookers Hollow | Queen Anne's, MD | 37.1 miles | NE |
| Verdant Valley | Harford, MD | 40.5 miles | NE |
| Wakefield Valley | Carroll, MD | 42.9 miles | NW |
| Priestland Valley | Carroll, MD | 44.7 miles | NW |
| Frog Hollow | Baltimore, MD | 45.3 miles | NE |
| Jackson Hollow | Prince William, VA | 51.4 miles | SW |
| Clifford Hollow | Frederick, MD | 51.7 miles | NW |
| Middletown Valley | Frederick, MD | 52.9 miles | NW |
| Oxys Hollow | Frederick, MD | 53.1 miles | NW |
| Glen Rock Valley | York, PA | 55.7 miles | NE |
| Pleasant Valley | Washington, MD | 55.8 miles | NW |
| Sleepy Hollow | Cecil, MD | 56.2 miles | NE |
| Krebs Valley | York, PA | 56.7 miles | NW |
| Rehmeyer Hollow | York, PA | 56.8 miles | NE |
| Coffee Hollow | Frederick, MD | 57 miles | NW |
| Loudoun Valley | Loudoun, MD | 57.1 miles | NW |
| Loudoun Valley | Loudoun, VA | 57.1 miles | NW |
| Buffalo Valley | York, PA | 57.9 miles | NW |
| Brush Valley | York, PA | 58.7 miles | NW |
| Hampton Valley | Frederick, MD | 59.3 miles | NW |
| Frog Hollow | Washington, MD | 59.7 miles | NW |
| Eylers Valley | Frederick, MD | 59.7 miles | NW |
| Owl Hollow | Westmoreland, VA | 60.5 miles | SW |
| Dunkard Valley | York, PA | 61.1 miles | NE |
| Raven Rocks Hollow | Clarke, VA | 61.3 miles | NW |
| Harbaugh Valley | Frederick, MD | 61.8 miles | NW |
| Little Valley | York, PA | 62.3 miles | NW |
| Cove Hollow | Adams, PA | 62.8 miles | NW |
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