Vineland Trail features 15 miles of hiking trails near Catonsville, MD.
Avalon is about seven miles south of Baltimore.Two miles south of the beltway. I-95 to I-195,west to Md route 166,Rolling Road.Park in the park and ride lot. Trail head is across Rolling Road to the east about 75-80 yards. There are two trail entrances there. Usually you will see other cyclists going in or coming out.
http://www.tripleblaze.com/trail.php?c=3&i=1923