Exterior The Hilton Crystal City Hotel at Ronald Reagan Washington National Airport is located within walking distance to the metro, shopping, restaurants, and businesses, and within minutes of downtown Washington D.C.
A bookcase, or bookshelf, is a piece of furniture, almost always with horizontal shelves, used to store books. Bookcases are used in private homes, public and university libraries, offices and bookstores.
Definition of bookmark for English Language Learners : something (such as a piece of paper) that is put in a book to show the place where you stopped reading computers: something (such as a menu entry or icon) that allows you to go quickly and directly to something (such as an Internet site) that you have seen before