Jones Falls Trail, Baltimore, MD http://www.baltogreenmap.org/jones-falls-trail/

Gwynn Falls Trail, Baltimore, MD http://www.gwynnsfallstrail.org/

Loch Raven Trails, Baltimore County http://lochraventrails.com/

Gunpowder River Trail Info, Baltimore & Harford County, http://dnr.maryland.gov/publiclands/Documents/Gunpowder_ParkGuide.pdf

Cromwell Valley Park, Baltimore County, http://www.cromwellvalleypark.org/docs-CVP/8_15_cromwell_valley_park_trails_letter.pdf