Caroline and Jennifer in "My Cheese is Out of Control" Episode 8 of Season 22

In this Route Marker, Country singers Caroline (left) and Jennifer (right) must deliver a St. Bernard to a mountain rescue team on the Aletschgletscher the search the oObservatory for the next clue on THE AMAZING RACE, Sunday, April 7 (8:00-9:00 PM, ET/PT) on the CBS Television Network. Photo: CBS ©2013 CBS Broadcasting, Inc. All Rights Reserved