50 HIKES MARYLAND 1E PA (50 Hikes Series). Author:Adkins, LM. A new hiking guide to the many superb trails and recreation areas, accessible to hikers throughout the Washington, DC area. Maryland is one of the most densely populated states in the Union, yet miles of hiking trails weave throughout its natural areas.

50 HIKES MARYLAND 1E PA (50 Hikes Series). Author:Adkins, LM. A new hiking guide to the many superb trails and recreation areas, accessible to hikers throughout the Washington, DC area. Maryland is one of the most densely populated states in the Union, yet miles of hiking trails weave throughout its natural areas.