World Trade Center Baltimore

The World Trade Center Baltimore (WTCB) is Baltimore’s signature office building and the focal point of Maryland’s world famous Inner Harbor. WTCB is the world's tallest regular pentagonal building (the pentagonal JPMorgan Chase Tower in Houston is taller, but is not regular). It was designed by the architectural firm Pei Cobb Freed & Partners, with the principal architects being Henry N. Cobb and Pershing Wong. Planning and design of the building began in April 1966. Construction started in October 1973. The building was completed in January 1977, and its construction cost was of $22 million. Rising above the one-acre plaza where it stands between Pratt Street and the harbor, the building is 30 stories tall when its basement, lobby level, and upper utility level are included in the count. Gross floor space covers. Major building components include office floors, a lobby of, a basement and ground-level plaza.