This is a typical benchwork project with basic trackwork installed as delivered:

The following photos detai how one particular customer added his own details: 

Add a wandering subway system

Three rails of pure fun with an interchange of sorts to boot:

An expandable control panel with shelf for power bricks:

 

The Ulmer   trestle:

The East end station:

The interchange:

The West end station:

 An elevated short line RR is under construction, here is the east loop ready for delivery: