Just up the river from our nation's capital lies a hidden stone --Potomac. Its rolling mountains, gated mansionsprep schools, and country clubs serve to hold the region invitationonly. Sprinkled throughout this area are a small number of old-line families who've divided racial barriers to make available a life of privilege for their own children. Where entrance is allowed through category, pedigree, and lineage, how much would the ladies move to secure their location at the top with this prestigious ring?