This 2004 photo shows the westbound I-66 at EXIT 75 (George Washington Memorial Parkway) in Rosslyn. This is the first exit off the Theodore Roosevelt Bridge in Virginia. (Photo by Jim K. Georges.)

NOVEMBER 2008: New entries added for the Patuxent Freeway (MD 32) and Potomac River Freeway (I-66) pages.

OCTOBER 2008: Corrections and updates made to the Anacostia Freeway (I-295 and DC 295), Baltimore-Washington Parkway (MD 295), Chesapeake Bay (William Preston Lane, Jr. Memorial) Bridge (US 50 and US 301), and Southeast Freeway (I-695) pages.

MARCH 2008: Corrections and updates made to the Baltimore Beltway (I-695), Capital Beltway (I-495 and I-95), Francis Scott Key Bridge (I-695), Harbor Tunnel Thruway (I-895), and John F. Kennedy Memorial Highway (I-95) pages.