The Montreal Model Train Exposition will be held May 25-26 In Dorval (a suburb of Montreal). They've moved after years at Sun Youth on St. Urbain.
The exhibition is for the benefit of Sun Youth:"Sun Youth Organization is the largest independent charity in Montreal and is renowned for its integrity and ability to help those in need. Sun Youth Organization also enriches those who become involved with it. Not only is this show fun, but, as a fundraiser for Sun Youth Organization, it is of benefit to the society in general and those most in need."