Reagan National Airport is reached directly via the Metrorail station adjacent to Terminal B/C. Servicing an estimated 20 million passengers annually, Reagan National is the closest airport to the D.C.
BLUE OR GREY The called Blue or Grey Border Collie is due to the presence of a dilute gene, so the deepness of black color is blended, to bluish, slate or dark grey. As well as it happens with other coat colors, the differences are easily seen on puppies (better than on adults, whose coats gets darker).
Blue Merle Sable and White Tri-Color White. The American Kennel Club and Collie Club of America recognize 4 colors. The one most people associate with a Collie is SABLE AND WHITE, which was the color of Lassie. Sable can range from lemon-golden brown, to a dark rich mahogany, tinged with black. TRICOLORS are very striking, as they have a black body color, white collars and white legs, with tan markings about the face.