Seeking respite from winter&amp;#8217;s deep freeze, you&rsquo;ve journeyed on the Red and Orange Lines and the #62 bus to the Garfield Ridge neighborhood west of Midway Airport. At 7050 West Archer, it looms like a beacon in the night: the fifty-foot-high neon sign for the Rainbow Motel/Pink Palace (773-229-0707, rainbowpinkpalace.com). With its whimsically-themed Jacuzzi rooms, [...]