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).
Collie Colors..... Per the official Collie Standard, as approved by the Collie Club of America and the American Kennel Club: Collies come in (4) different colors. The most common color, (long associated with the breed thanks in part to Lassie), is the sable color. This color can range from a light golden tan to a dark mahogany color, laced with a black overlay. The next most common color is the tricolor: or black, white & tan.