The G&O is an outdoor railroad located in the San Francisco Bay Area. It has both G gauge and O gauge displays. The layout is almost 13 years old. The O gauge uses Atlas track. O gauge trains can be run conventionally, with Legacy/TMCC, and DCS.
Here is the link to the G&O Story on this forum:
https://ogrforum.ogaugerr.com/.../the-gandamp-o-story
Running O gauge outdoors is fun. NH Joe