. . . . a IASTS !
April 22-23 < Genesis Centre < Calgary < Alberta < CANADA !
General Info ~ http://www.supertrain.ca/Info.html 
About the Host/Organizers ~ http://www.supertrain.ca/About.html 
Exhibitors/Vendors ~ http://www.supertrain.ca/Registrar/Exhibits2.php ehhhh ! 
Parking ~ http://www.supertrain.ca/Parking.html
Plus there is another option — CalgaryTransit LRT, to ride a train to THE train show. Less than 10 min. walk from Last station on the BlueLine !
All the best to you and yours.
doug c
- InternationalAllScalesTrainShow - IMHO !
{ and yes, the Aussies did make the journey last year}
p.s. new vendor/exhibitor for 2018 ? http://www.supertrain.ca/Registrar/AppRequestP1.php