Neighborhood Scavenger HuntBy Nichole / July 4, 2009 It started out on a nice cool morning… okay, where are we? intense calculations to find the next clue name four plants that are air purifiers: x___x___x___x___ Jardin Luxembourg Hurray! We found the treasure !!! The temperature kept climbing and right about here it was scorching hot! and that’s how six friends spent their saturday afternoon.