At the foothills of the looming San Gabriel Mountains lies the eclectic neighborhood of Altadena, household to palm-laden streets and dotted with historic properties.  Right after a two-calendar year hiatus, the Altadena Guild of Huntington Memorial Hospital’s Dwelling & Garden Tour will return Sunday, Might 1, for the 69th time with hopes to satisfy its $100,000 motivation to Huntington Hospital’s new cardiac care centre by giving attendees a tour of the community’s architectural marvels. “Normally our house excursions draw a thousand or a lot more folks,” guild member Elaine Bauer claims. “We’re completely certain that we will attain that, if not quite a few more, and we are hoping to…