Red Mounatain Gorge Narrow Gauge Railroad 
This is a Narrow Gauge Fantasy Route based in COloardo in the 1890's.
This Route is in its beta version, but is highly detailed. 
Although the route is fantasy, it is based on actual places, such as Durango, CO.
It has one main line, which runs through a small city, and up to the mines, high in the mounatins. Along the way, you'll pass over the spectacular Red Mountain Gorge.

For more information go to: http://groups.msn.com/MSTSNarrowGauge/narrowgaugerouteformsts.msnw

It uses narrow Gauge track and Dual gauge track. The route has 4 different branch lines going up to different lines. The route also has steep grades of 4% in places. It has 4 swicth backs in one of the lines. By Jonathan Lewis, and John Kelly

