They are the real "undisclosed locations" of Washington – coveted, secret offices tucked into the nooks and crannies of the U.S. Capitol building.

These "hideaways" are the hottest political real estate in Congress – unmarked offices where lawmakers can sneak away from nosy reporters, insistent aides, and pleading lobbyists.

Every member of Congress has a regular office in one of the House or Senate buildings near the Capitol. But the hideaways are a second office – often just steps away from the Senate floor. (A few House members also have hideaways, but mostly they are reserved for members of the upper chamber.)

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