For more information about MARC services, including maps, schedules and fares, visit the official MARC web site.
This photo archive was inspired by Charles Biel's photo archives of the Burlington Northern, the SANTA FE Super Fleet, and the Burlington Northern Santa Fe. They are great railroading resources. Check them out.
Many of the MARC locomotives are of CSX lineage and Dean J. Heacock's CSX Photo Archive has a good view of these locomotives in their prior freight service lives.
For railroad roster information check out R. Craig's Motive Power Rosters. It is handy information for identifying locomotives.