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Maryland Tours and more. | ||
| All Earth Eco Tours | (800) 446-7554 | Deep Creek Lake |
| Allegany Expeditions | (800) 819-5170 | Cumberland |
| Broken Eagle Adventures | (410) 529-6421 | White Marsh |
| Cove-Run Farms | (301) 746-8161 | Accident |
| Dockside Express | (410) 886-2643 | St. Michaels |
| Elk Ridge NatureWorks | (301) 895-3686 | Grantsville |
| Historic Jacob Rohrbach Inn | (877) 839-4242 | Sharpsburg |
| Holistic Hiking and Holistic Fitness | (301) 228-0004 | Frederick |
| Nature Lake Tours | (301) 746-8782 | Deep Creek Lake |
| Savage River Lodge | (301) 689-3200 | Frostburg |
| Three Centuries Tours of Annapolis | (410) 263-5401 | Annapolis |