About the Greater
Modular Railroad Association
GCMRA is a non-profit group of HO Scale Model
Train Enthusiasts who gather several times per
year and assemble their individual modules into
one large layout for national and local train
shows, retirement communities, festivals, malls,
holiday events, etc.
Historic Cincinnati Union Terminal
Photo by: Brian Sellers
This is done for the fun of model railroading
for its members and the benefit and enjoyment of
In addition, a satellite club called
Ross Rails, is constructing a new and
extensive, independent, permanent layout
for exclusive use by its club members.