| Item | Date added |
|---|
| Big Bear Lake Trail Center | on Aug 30, 2014 |
| Black Hill Regional Park | on Oct 17, 2016 |
| Busted Knuckles Trail | on Jan 23, 2015 |
| C&O Canal | on Jan 31, 2014 |
| Cabin John Regional Park | on Sep 15, 2013 |
| Cabin John Trail | on Sep 15, 2013 |
| Clopper Lake | on Jun 16, 2017 |
| Coopers Gap Epic | on Sep 6, 2015 |
| Dc Canal Ride | on Aug 6, 2014 |
| Elizabeth Furnace | on Dec 1, 2013 |
| Emmitsburg Watershed | on Aug 17, 2014 |
| Fairland Recreational Park | on Dec 22, 2013 |
| Fountainhead Regional Park | on Dec 21, 2013 |
| Frederick Watershed | on Oct 6, 2013 |
| Freedom Center | on Oct 27, 2013 |
| Hoyles Mill Connector | on Jul 1, 2014 |
| Kennedy Peak | on Feb 1, 2014 |
| Lake Needwood Trails | on Aug 19, 2014 |
| Little falls park | on Jan 31, 2014 |
| Loch Raven Reservoir | on Dec 16, 2013 |
| Lookout Mountain/ Wild Oak | on Sep 5, 2016 |
| Lower Magruder Trail | on Sep 22, 2013 |
| McKeldin Area | on Aug 9, 2015 |
| Meadowood | on Dec 21, 2013 |
| Middle Run Natural Area | on Jul 5, 2015 |
| Mohican | on Jun 5, 2016 |
| Muddy Branch Greenway Trail | on Sep 19, 2013 |
| Patapsco Valley State Park (Avalon Area) | on Sep 21, 2013 |
| Patapsco Valley State Park (mckeldin Area) | on Sep 21, 2015 |
| Reddish Knob | on Aug 15, 2015 |
| River Road Dirt Section | on Sep 9, 2015 |
| Rockburn Branch Park | on Oct 20, 2013 |
| Ronald C. McDonnell Campground Loop | on Sep 15, 2013 |
| Rosaryville State Park | on Sep 15, 2013 |
| Schaeffer Farms | on Nov 7, 2013 |
| Seneca Bluffs Trail | on Oct 27, 2013 |
| Seneca Creek | on Jul 26, 2014 |
| Seneca Creek Greenway Trail | on Dec 28, 2013 |
| Seneca Creek State Park Trail | on Jul 26, 2014 |
| Seneca Ridge Trail | on Dec 16, 2013 |
| South Germantown Pump Track | on Oct 11, 2015 |
| Susquehanna | on Jan 2, 2015 |
| Vineyard Trail | on Feb 26, 2015 |
| Wakefield | on Nov 24, 2013 |
| White Clay Creek | on Jul 5, 2015 |
| White Clay Creek State Park Triple Loop | on Jul 5, 2015 |
| Whitney State Forest | on Dec 15, 2013 |
| Wincopin (Savage) Trail | on Apr 6, 2014 |
