Since 1999, a motley assortment of metal sculptures have been taking over a vacant lot in Montreal’s vibrant Mile End neighborhood. Welded together from scrap iron, the constructions loom over the lot like ghostly totems of the area’s industrial past. The Twilight Sculpture Garden (or Jardin du Crépuscule) is the creation of artist Glen LeMesurier, who keeps an eye on it from his studio just down the street. Like any garden, its renewal has been the result of patient, caring stewardship. “Transforming this space from a flat and barren space…