The Tour Olympique (Olympic Tower), the world's tallest tilting structure,
is across the street from the Botanical Garden.  The Stade 
Olympique (Olympic Stadium) is beneath it; read <a target=_blank
href="http://www.fodors.com/miniguides/mgresults.cfm?destination=montreal@106&cur_section=sig&property_id=99413">this 
blurb</a> to find out how ill-fated the structure is.